#1515cb Color Information

#1515cb 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 #1515cb. In RGB, it consists of 8.2% Red, 8.2% Green, and 79.6% Blue. Likewise, in the CMYK color space, it consists of 89.7% Cyan, 89.7% Magenta, 0% Yellow, and 20.4% Black. On the color wheel, its Hue is found at 240.0°, with saturation of 81.3% and lightness of 43.9%. The decimal value for #1515cb is 1381835, and its nearest "web safe" color is #0000cc. In the RGB color space, the strongest component for #1515cb 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#1515cb Copy
  • NameThe common name of this color(Unnamed) Copy
  • RGBRed, Green, Blue composition for this color21, 21, 203 Copy
  • RGB PercentPercent Red, Green, Blue composition for this color8.2%, 8.2%, 79.6% Copy
  • CMYCyan, Magenta, Yellow composition for this color0.918, 0.918, 0.204 Copy
  • CMYKCyan, Magenta, Yellow, Black composition for this color0.897, 0.897, 0, 0.204 Copy
  • HSLHue, Saturation, Lightness combination for this color240.0°, 81.2%, 43.9% Copy
  • HSV (or HSB)Hue, Saturation, Brightness combination for this color240.0°, 89.7%, 79.6% Copy
  • XYZCIE 1931 color space XYZ coordinates for this color11.357, 5.008, 56.868 Copy
  • RYBRed, Yellow, Blue composition for this color21, 21, 203 Copy
  • DecimalDecimal representation of this color's hex code1381835 Copy
  • CIE-LABCIELAB color space coordinates for this color26.756, 61.975, -87.346 Copy
  • CIE-LCHCIE-LCH color space coordinates for this color (chroma, hue, etc.)26.756, 107.099, 305.357 Copy
  • CIE-LUVCIE-LUV color space coordinates for this color26.756, -7.350, -101.923 Copy
  • Hunter LabHunter-Lab color space coordinates for this color22.378, 51.430, -135.008 Copy
  • xyYCIE xyY color space coordinates for this color0.155, 0.068, 5.008 Copy
  • AndroidValue of this color in Android development4279571915 / 0xff1515cb Copy
  • Web SafeHex code of the nearest "web safe" version of this color#0000cc Copy
Last Updated: May 31, 2025

Shades of #1515cb

Shades are created by adding black to or removing lightness from a particular color. For #1515cb, its pure hue is 240.0° on the color wheel and its saturation is 81.2%, and its lightness is 43.9%. 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 #1515cb, which — excluding black and our original color — range from #030319 to #1212b2.

Tints of #1515cb

Tints are created by adding white or lightness to a particular color. For #1515cb, its pure hue is 240.0° on the color wheel and its saturation is 81.2%, and its lightness is 43.9%. 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 #1515cb, which — excluding white and our original color — range from #3232d2 to #e2e2f9.

Tones of #1515cb

Tones are the result of adding gray to a pure hue. In the case of #1515cb, its pure hue is 240.0° on the color wheel and its saturation is 81.2%, 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 #1515cb, which range from #707070 (the grayest / 0% saturation) to #0000e0 (the most colorful / 100% saturation).

Variations of #1515cb

There are several ways to create color variations and premutations of #1515cb! For #1515cb, there are 6 variations of the color that can be created by swapping its Red, Green, and Blue color positions, of which 4 are different from our original color. Among these six variations, there are 3 unique colors including our original color, #1515cb. Click on these colors to learn more about them, too!

Color Coordinates of #1515cb

This color, #1515cb, consists of 8.2% Red, 8.2% Green, and 79.6% Blue, resulting in color coordinates Red = 21, Green = 21, Blue = 203. Likewise, the CMYK color space composition for #1515cb is 89.7% Cyan, 89.7% Magenta, 0% Yellow, and 20.4% Black. These values are shown in the following charts and tables.

R8.2%
C89.7%
G8.2%
M89.7%
B79.6%
Y0.0%
K20.4%
Color Base R (Red) G (Green) B (Blue)
Decimal 21 21 203
Octal 25 25 313
Hexa #15 #15 #cb
Binary 00010101 00010101 11001011
Color Base C (Cyan) M (Magenta) Y (Yellow) Y (Black)
Decimal 89 89 0 20
Octal 131 131 0 24
Hexa #59 #59 #00 #14
Binary 01011001 01011001 00000000 00010100

Analogous Colors of #1515cb

Analogous colors are located 30 degrees away from a color's hue on the color wheel. For #1515cb — which has hue 240.0° — its analogous colors are located at 210.0° and 270.0° on the color wheel, with the same saturation and lightness as #1515cb.

Triadic Colors of #1515cb

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 #1515cb — which has hue 240.0° — its triadic colors are located at 120.0° and 360.0° on the color wheel, with the same saturation and lightness as #1515cb.

Complementary Color of #1515cb

A complementary color is located opposite a color on the color wheel (180 degrees away). For #1515cb — which has hue 240.0° — its complementary color is located at 60.0° on the color wheel, with the same saturation and lightness as #1515cb.

Split Complementary Colors of #1515cb

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 #1515cb — which has hue 240.0° — its split complementary colors its split complementary colors are located at 30.0° and 240.0° on the color wheel, with the same saturation and lightness as #1515cb.

Tetradic Colors of #1515cb

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 #1515cb — which has hue 240.0° — its tetradic colors are located at 150.0°, 240.0°, 330.0°, and 60.0° on the color wheel, with the same saturation and lightness as #1515cb.

Monochromatic Colors of #1515cb

Monochromatic colors are colors that share a common hue but that have different saturations and lightness. For #1515cb, we show 9 different monochromatic colors of it, ranging from #101060 — (which has very low saturation and very low lightness) — to #5959f7 (which has a very high saturation and very high lightness).

HTML+CSS Examples & Previews of #1515cb

We want to make getting started with #1515cb on your website fast and easy! Below are 8 examples of how to integrate #1515cb into a website using HTML+CSS. These examples include showing how #1515cb 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 #1515cb with other HTML elements.

#1515cb Foreground / Text Color

The color of this text is #1515cb.
<span style="color: #1515cb;">The color of this text is #1515cb.</span>

#1515cb Background Color

The background color for this text is #1515cb.
<div style="background-color: #1515cb; color:#ffffff; width:100%; height:100%; display: flex; justify-content: center; align-items: center;">The background color for this text is #1515cb.</div>

#1515cb Text Shadow Color

This color for the shadow of this text is #1515cb.
<span style="text-shadow: 3px 3px 3px #1515cb;">This color for the shadow of this text is #1515cb.</span>

#1515cb Border Color

This is a div with border color #1515cb.
<div style="border: #1515cb 4px solid;width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a div with border color #1515cb.</div>

#1515cb Color Rectangle on a White Background

This is a rectangle of color #1515cb on a white background.
<div style="background-color: #ffffff; padding: 60px; width:100%; height: 100%;"><div style="background-color: #1515cb; color:#ffffff; width:100%; height:100%; padding: 10px; display: flex; justify-content: center; align-items: center;">This is a rectangle of color #1515cb on a white background.</div></div>

#1515cb Color Rectangle on a Black Background

This is a rectangle of color #1515cb on a black background.
<div style="background-color: #000000; padding: 60px; width:100%; height: 100%;"><div style="background-color: #1515cb; color:#ffffff; width:100%; height:100%; padding: 10px; display: flex; justify-content: center; align-items: center;">This is a rectangle of color #1515cb on a black background.</div></div>

Gradient from #1515cb to White

This is a gradient from #1515cb to white.
<div style="background: -webkit-linear-gradient(left,#1515cb,white); /* Firefox */ background: linear-gradient(to right,#1515cb,white); /* Safari */ background: -o-linear-gradient(left,#1515cb,white); /* Opera */ background: -moz-linear-gradient(left,#1515cb,white); width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a gradient from #1515cb to white.</div>

Gradient from #1515cb to Black

This is a gradient from #1515cb to black.
<div style="background: -webkit-linear-gradient(left,#1515cb,black); /* Firefox */ background: linear-gradient(to right,#1515cb,black); /* Safari */ background: -o-linear-gradient(left,#1515cb,black); /* Opera */ background: -moz-linear-gradient(left,#1515cb,black); color: #ffffff; width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a gradient from #1515cb to black.</div>

Coding & Programming with #1515cb

In addition to using #1515cb 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 #1515cb in the language and environment of your choice. These code snippets are principally the hexadecimal representation of #1515cb, or the RGB color coordinates for the same (Red = 21, Green = 21, Blue = 203). If you need details about the color coordinates of #1515cb 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 #1515cb
HTML + CSS (RGB Code) Web rgb(21, 21, 203)
CSS Background Color Web .myclass { background-color: #1515cb; }
CSS Foreground + Text Color Web .myclass { color: #1515cb; }
CSS Border Color Web .myclass { border: 2px solid #1515cb; }
Java (Multi-platform) new Color(21, 21, 203);
Python (Multi-platform) Color("#1515cb")
Swift iOS UIColor(red:21, green:21, blue:203, alpha:1.0000)
Objective-C (iOS) iOS [UIColor colorWithRed:21 green:21 blue:203 alpha:1.0000];
OpenGL (Graphics) glColor3f(21f, 21f, 203f);
C# / .NET Windows Color.FromArgb(21, 21, 203);
 

#1515cb Color Blindness

Not everyone can see #1515cb the same way. For those with color blindness, #1515cb might look very, very different. Here, we simulate eight examples of color blindness, and how #1515cb looks next to each one of them. In all cases, #1515cb 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 #1515cb 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 #1515cb 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

Accessibility Recommended

We analyzed whether #1515cb 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 10.5:1 against white. This is a high enough ratio to be considered accessible under both the AA and AAA level standards for either normal size or large text.

WCAG AA
Normal Size Text

WCAG AA
Large Size Text

WCAG AAA
Normal Size Text

WCAG AAA
Large Size Text