#337dbb Color Information

#337dbb Color Information
Details | Shades, Tints, and Tones | Variations | Color Coordinates | Color Schemes | HTML+CSS Examples | Coding & Programming | Color Blindness | Accessibility | Related Colors

The hexadecimal value (hex value) of this color is #337dbb. In RGB, it consists of 20.0% Red, 49.0% Green, and 73.3% Blue. Likewise, in the CMYK color space, it consists of 72.7% Cyan, 33.2% Magenta, 0% Yellow, and 26.7% Black. On the color wheel, its Hue is found at 207.4°, with saturation of 57.1% and lightness of 46.7%. The decimal value for #337dbb is 3374523, and its nearest "web safe" color is #3366cc. In the RGB color space, the strongest component for #337dbb is blue. In the CMYK color space, its strongest component is cyan. And in the RYB color space, its strongest component is blue.
  • HexHex code for this color#337dbb Copy
  • NameThe common name of this color(Unnamed) Copy
  • RGBRed, Green, Blue composition for this color51, 125, 187 Copy
  • RGB PercentPercent Red, Green, Blue composition for this color20.0%, 49.0%, 73.3% Copy
  • CMYCyan, Magenta, Yellow composition for this color0.800, 0.510, 0.267 Copy
  • CMYKCyan, Magenta, Yellow, Black composition for this color0.727, 0.332, 0, 0.267 Copy
  • HSLHue, Saturation, Lightness combination for this color207.4°, 57.1%, 46.7% Copy
  • HSV (or HSB)Hue, Saturation, Brightness combination for this color207.4°, 72.7%, 73.3% Copy
  • XYZCIE 1931 color space XYZ coordinates for this color17.669, 18.959, 49.742 Copy
  • RYBRed, Yellow, Blue composition for this color51, 99, 187 Copy
  • DecimalDecimal representation of this color's hex code3374523 Copy
  • CIE-LABCIELAB color space coordinates for this color50.639, -1.879, -39.139 Copy
  • CIE-LCHCIE-LCH color space coordinates for this color (chroma, hue, etc.)50.639, 39.184, 267.251 Copy
  • CIE-LUVCIE-LUV color space coordinates for this color50.639, -27.143, -59.400 Copy
  • Hunter LabHunter-Lab color space coordinates for this color43.542, -3.766, -37.253 Copy
  • xyYCIE xyY color space coordinates for this color0.205, 0.220, 18.959 Copy
  • AndroidValue of this color in Android development4281564603 / 0xff337dbb Copy
  • Web SafeHex code of the nearest "web safe" version of this color#3366cc Copy
Last Updated: July 2, 2025

Shades of #337dbb

Shades are created by adding black to or removing lightness from a particular color. For #337dbb, its pure hue is 207.4° on the color wheel and its saturation is 57.1%, and its lightness is 46.7%. As the amount of black is added to this hue and we reduce its lightness, the result is increasingly darker shades tints. The palette given below provides 9 different shades of #337dbb, which — excluding black and our original color — range from #061017 to #2d6da4.

Tints of #337dbb

Tints are created by adding white or lightness to a particular color. For #337dbb, its pure hue is 207.4° on the color wheel and its saturation is 57.1%, and its lightness is 46.7%. As the amount of white (lightness) is added to this hue, the result is increasingly lighter tints. The following palette gives 9 different tints of #337dbb, which — excluding white and our original color — range from #4d8dc4 to #e6eff7.

Tones of #337dbb

Tones are the result of adding gray to a pure hue. In the case of #337dbb, its pure hue is 207.4° on the color wheel and its saturation is 57.1%, so we increase this saturation to create more colorful tones, and decrease the saturation to create grayer tones. The palette shown below gives 9 different tones of #337dbb, which range from #777777 (the grayest / 0% saturation) to #0082ee (the most colorful / 100% saturation).

Variations of #337dbb

There are several ways to create color variations and premutations of #337dbb! For #337dbb, there are 6 variations of the color that can be created by swapping its Red, Green, and Blue color positions, of which 5 are different from our original color. Among these six variations, there are 6 unique colors including our original color, #337dbb. Click on these colors to learn more about them, too!

Color Coordinates of #337dbb

This color, #337dbb, consists of 20.0% Red, 49.0% Green, and 73.3% Blue, resulting in color coordinates Red = 51, Green = 125, Blue = 187. Likewise, the CMYK color space composition for #337dbb is 72.7% Cyan, 33.2% Magenta, 0% Yellow, and 26.7% Black. These values are shown in the following charts and tables.

R20.0%
C72.7%
G49.0%
M33.2%
B73.3%
Y0.0%
K26.7%
Color Base R (Red) G (Green) B (Blue)
Decimal 51 125 187
Octal 63 175 273
Hexa #33 #7d #bb
Binary 00110011 01111101 10111011
Color Base C (Cyan) M (Magenta) Y (Yellow) Y (Black)
Decimal 72 33 0 26
Octal 110 41 0 32
Hexa #48 #21 #00 #1a
Binary 01001000 00100001 00000000 00011010

Analogous Colors of #337dbb

Analogous colors are located 30 degrees away from a color's hue on the color wheel. For #337dbb — which has hue 207.4° — its analogous colors are located at 177.4° and 237.4° on the color wheel, with the same saturation and lightness as #337dbb.

Triadic Colors of #337dbb

Triadic colors are located 120 degrees away from a color's hue on the color wheel, which means the original color and its triadic colors are equidistant from one another on the color wheel and form a triangle. For #337dbb — which has hue 207.4° — its triadic colors are located at 87.4° and 327.4° on the color wheel, with the same saturation and lightness as #337dbb.

Complementary Color of #337dbb

A complementary color is located opposite a color on the color wheel (180 degrees away). For #337dbb — which has hue 207.4° — its complementary color is located at 27.4° on the color wheel, with the same saturation and lightness as #337dbb.

Split Complementary Colors of #337dbb

Split complementary colors are the analogs of a color's complement, which places them 210 degrees away on the color wheel from an original color. For #337dbb — which has hue 207.4° — its split complementary colors its split complementary colors are located at 57.4° and 357.4° on the color wheel, with the same saturation and lightness as #337dbb.

Tetradic Colors of #337dbb

Tetradic colors are two sets of complementary colors on either side of a color wheel from each other, forming a rectangle on the color wheel. For #337dbb — which has hue 207.4° — its tetradic colors are located at 117.4°, 207.4°, 297.4°, and 27.4° on the color wheel, with the same saturation and lightness as #337dbb.

Monochromatic Colors of #337dbb

Monochromatic colors are colors that share a common hue but that have different saturations and lightness. For #337dbb, we show 9 different monochromatic colors of it, ranging from #263d51 — (which has very low saturation and very low lightness) — to #76b8ef (which has a very high saturation and very high lightness).

HTML+CSS Examples & Previews of #337dbb

We want to make getting started with #337dbb on your website fast and easy! Below are 8 examples of how to integrate #337dbb into a website using HTML+CSS. These examples include showing how #337dbb can be used to color text, backgrounds, shadows, and borders, as well as how it can be used as a solid fill or gradient fill for rectangles. These examples principally make use of <span> and <div> tags, although the CSS shown in particular can be repurposed to make use of #337dbb with other HTML elements.

#337dbb Foreground / Text Color

The color of this text is #337dbb.
<span style="color: #337dbb;">The color of this text is #337dbb.</span>

#337dbb Background Color

The background color for this text is #337dbb.
<div style="background-color: #337dbb; color:#ffffff; width:100%; height:100%; display: flex; justify-content: center; align-items: center;">The background color for this text is #337dbb.</div>

#337dbb Text Shadow Color

This color for the shadow of this text is #337dbb.
<span style="text-shadow: 3px 3px 3px #337dbb;">This color for the shadow of this text is #337dbb.</span>

#337dbb Border Color

This is a div with border color #337dbb.
<div style="border: #337dbb 4px solid;width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a div with border color #337dbb.</div>

#337dbb Color Rectangle on a White Background

This is a rectangle of color #337dbb on a white background.
<div style="background-color: #ffffff; padding: 60px; width:100%; height: 100%;"><div style="background-color: #337dbb; color:#ffffff; width:100%; height:100%; padding: 10px; display: flex; justify-content: center; align-items: center;">This is a rectangle of color #337dbb on a white background.</div></div>

#337dbb Color Rectangle on a Black Background

This is a rectangle of color #337dbb on a black background.
<div style="background-color: #000000; padding: 60px; width:100%; height: 100%;"><div style="background-color: #337dbb; color:#ffffff; width:100%; height:100%; padding: 10px; display: flex; justify-content: center; align-items: center;">This is a rectangle of color #337dbb on a black background.</div></div>

Gradient from #337dbb to White

This is a gradient from #337dbb to white.
<div style="background: -webkit-linear-gradient(left,#337dbb,white); /* Firefox */ background: linear-gradient(to right,#337dbb,white); /* Safari */ background: -o-linear-gradient(left,#337dbb,white); /* Opera */ background: -moz-linear-gradient(left,#337dbb,white); width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a gradient from #337dbb to white.</div>

Gradient from #337dbb to Black

This is a gradient from #337dbb to black.
<div style="background: -webkit-linear-gradient(left,#337dbb,black); /* Firefox */ background: linear-gradient(to right,#337dbb,black); /* Safari */ background: -o-linear-gradient(left,#337dbb,black); /* Opera */ background: -moz-linear-gradient(left,#337dbb,black); color: #ffffff; width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a gradient from #337dbb to black.</div>

Coding & Programming with #337dbb

In addition to using #337dbb on the web, we know you might want to use it in your mobile and desktop apps, too. Whatever your needs, the table below shows how to access #337dbb in the language and environment of your choice. These code snippets are principally the hexadecimal representation of #337dbb, or the RGB color coordinates for the same (Red = 51, Green = 125, Blue = 187). If you need details about the color coordinates of #337dbb in other color spaces, refer to these details as provided toward the top of this page.

Language Environment Code Snippet
HTML + CSS (Hex Code) Web #337dbb
HTML + CSS (RGB Code) Web rgb(51, 125, 187)
CSS Background Color Web .myclass { background-color: #337dbb; }
CSS Foreground + Text Color Web .myclass { color: #337dbb; }
CSS Border Color Web .myclass { border: 2px solid #337dbb; }
Java (Multi-platform) new Color(51, 125, 187);
Python (Multi-platform) Color("#337dbb")
Swift iOS UIColor(red:51, green:125, blue:187, alpha:1.0000)
Objective-C (iOS) iOS [UIColor colorWithRed:51 green:125 blue:187 alpha:1.0000];
OpenGL (Graphics) glColor3f(51f, 125f, 187f);
C# / .NET Windows Color.FromArgb(51, 125, 187);
 

#337dbb Color Blindness

Not everyone can see #337dbb the same way. For those with color blindness, #337dbb might look very, very different. Here, we simulate eight examples of color blindness, and how #337dbb looks next to each one of them. In all cases, #337dbb is placed in a circle in the upper-left corner of each of the below boxes, with the color in the rest of those boxes signifying how #337dbb looks for someone with that type of color blindness. Many people will perceive close similarities between the colors in these boxes and the colors in the circles — with some noticing particular similarities. We offer this insight so that as you make choices about colors to use for your purposes, you can make an informed decision about whether #337dbb will be a good fit for everyone in your audience!

Trichromacy

Protanomaly
Affects 1 in 100 Men & 1 in 10,000 Women

Deuteranomaly
Affects 1 in 17 Men & 1 in 250 Women

Tritanomaly
Affects 1 in 10,000

Dichromacy

Protanopia
Affects 1 in 100, Mostly Men

Deuteranopia
Affects 1 in 100, Mostly Men

Tritanopia
Affects 1 in 100,000

Monochromacy

Achromatopsia
Affects 1 in 20,000

Achromatopsia
Affects 1 in 100,000

Accessibility

Not Accessibility Recommended

We analyzed whether #337dbb is an accessible color when used as a text / foreground color against a white background. This analysis is based on the Web Content Accessibility Guidelines (WCAG) 2 Level issued by W3C. Based on this analysis, we calculate a contrast ratio against white of approximately 4.4:1 against white. While there are some situations where this contrast is high enough to be considered accessible under the AA or AAA level standards, it is not high enough to be considered accessible in all cases. Details about the specific circumstances where #337dbb would and would not be an accessible foreground color are summarized below.

WCAG AA
Normal Size Text

WCAG AA
Large Size Text

WCAG AAA
Normal Size Text

WCAG AAA
Large Size Text