#151003 Color Information

#151003 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 #151003. In RGB, it consists of 8.2% Red, 6.3% Green, and 1.2% Blue. Likewise, in the CMYK color space, it consists of 0% Cyan, 23.8% Magenta, 85.7% Yellow, and 91.8% Black. On the color wheel, its Hue is found at 43.3°, with saturation of 75% and lightness of 4.7%. The decimal value for #151003 is 1380355, and its nearest "web safe" color is #000000. In the RGB color space, the strongest component for #151003 is red. In the CMYK color space, its strongest component is black. And in the RYB color space, its strongest component is yellow.
  • HexHex code for this color#151003 Copy
  • NameThe common name of this color(Unnamed) Copy
  • RGBRed, Green, Blue composition for this color21, 16, 3 Copy
  • RGB PercentPercent Red, Green, Blue composition for this color8.2%, 6.3%, 1.2% Copy
  • CMYCyan, Magenta, Yellow composition for this color0.918, 0.937, 0.988 Copy
  • CMYKCyan, Magenta, Yellow, Black composition for this color0, 0.238, 0.857, 0.918 Copy
  • HSLHue, Saturation, Lightness combination for this color43.3°, 75.0%, 4.7% Copy
  • HSV (or HSB)Hue, Saturation, Brightness combination for this color43.3°, 85.7%, 8.2% Copy
  • XYZCIE 1931 color space XYZ coordinates for this color0.511, 0.537, 0.163 Copy
  • RYBRed, Yellow, Blue composition for this color10, 21, 3 Copy
  • DecimalDecimal representation of this color's hex code1380355 Copy
  • CIE-LABCIELAB color space coordinates for this color4.847, 0.040, 6.028 Copy
  • CIE-LCHCIE-LCH color space coordinates for this color (chroma, hue, etc.)4.847, 6.029, 89.619 Copy
  • CIE-LUVCIE-LUV color space coordinates for this color4.847, 1.768, 4.121 Copy
  • Hunter LabHunter-Lab color space coordinates for this color7.325, -0.367, 3.810 Copy
  • xyYCIE xyY color space coordinates for this color0.422, 0.443, 0.537 Copy
  • AndroidValue of this color in Android development4279570435 / 0xff151003 Copy
  • Web SafeHex code of the nearest "web safe" version of this color#000000 Copy
Last Updated: June 12, 2025

Shades of #151003

Shades are created by adding black to or removing lightness from a particular color. For #151003, its pure hue is 43.3° on the color wheel and its saturation is 75.0%, and its lightness is 4.7%. 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 #151003, which — excluding black and our original color — range from #030200 to #120e03.

Tints of #151003

Tints are created by adding white or lightness to a particular color. For #151003, its pure hue is 43.3° on the color wheel and its saturation is 75.0%, and its lightness is 4.7%. 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 #151003, which — excluding white and our original color — range from #322e23 to #e2e1e0.

Tones of #151003

Tones are the result of adding gray to a pure hue. In the case of #151003, its pure hue is 43.3° on the color wheel and its saturation is 75.0%, 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 #151003, which range from #0c0c0c (the grayest / 0% saturation) to #181100 (the most colorful / 100% saturation).

Variations of #151003

There are several ways to create color variations and premutations of #151003! For #151003, 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, #151003. Click on these colors to learn more about them, too!

Color Coordinates of #151003

This color, #151003, consists of 8.2% Red, 6.3% Green, and 1.2% Blue, resulting in color coordinates Red = 21, Green = 16, Blue = 3. Likewise, the CMYK color space composition for #151003 is 0% Cyan, 23.8% Magenta, 85.7% Yellow, and 91.8% Black. These values are shown in the following charts and tables.

R8.2%
C0.0%
G6.3%
M23.8%
B1.2%
Y85.7%
K91.8%
Color Base R (Red) G (Green) B (Blue)
Decimal 21 16 3
Octal 25 20 3
Hexa #15 #10 #03
Binary 00010101 00010000 00000011
Color Base C (Cyan) M (Magenta) Y (Yellow) Y (Black)
Decimal 0 23 85 91
Octal 0 27 125 133
Hexa #00 #17 #55 #5b
Binary 00000000 00010111 01010101 01011011

Analogous Colors of #151003

Analogous colors are located 30 degrees away from a color's hue on the color wheel. For #151003 — which has hue 43.3° — its analogous colors are located at 13.3° and 73.3° on the color wheel, with the same saturation and lightness as #151003.

Triadic Colors of #151003

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 #151003 — which has hue 43.3° — its triadic colors are located at 43.3° and 283.3° on the color wheel, with the same saturation and lightness as #151003.

Complementary Color of #151003

A complementary color is located opposite a color on the color wheel (180 degrees away). For #151003 — which has hue 43.3° — its complementary color is located at 223.3° on the color wheel, with the same saturation and lightness as #151003.

Split Complementary Colors of #151003

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 #151003 — which has hue 43.3° — its split complementary colors its split complementary colors are located at 43.3° and 253.3° on the color wheel, with the same saturation and lightness as #151003.

Tetradic Colors of #151003

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 #151003 — which has hue 43.3° — its tetradic colors are located at 313.3°, 43.3°, 133.3°, and 223.3° on the color wheel, with the same saturation and lightness as #151003.

Monochromatic Colors of #151003

Monochromatic colors are colors that share a common hue but that have different saturations and lightness. For #151003, we show 9 different monochromatic colors of it, ranging from #0a0802 — (which has very low saturation and very low lightness) — to #221902 (which has a very high saturation and very high lightness).

HTML+CSS Examples & Previews of #151003

We want to make getting started with #151003 on your website fast and easy! Below are 8 examples of how to integrate #151003 into a website using HTML+CSS. These examples include showing how #151003 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 #151003 with other HTML elements.

#151003 Foreground / Text Color

The color of this text is #151003.
<span style="color: #151003;">The color of this text is #151003.</span>

#151003 Background Color

The background color for this text is #151003.
<div style="background-color: #151003; color:#ffffff; width:100%; height:100%; display: flex; justify-content: center; align-items: center;">The background color for this text is #151003.</div>

#151003 Text Shadow Color

This color for the shadow of this text is #151003.
<span style="text-shadow: 3px 3px 3px #151003;">This color for the shadow of this text is #151003.</span>

#151003 Border Color

This is a div with border color #151003.
<div style="border: #151003 4px solid;width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a div with border color #151003.</div>

#151003 Color Rectangle on a White Background

This is a rectangle of color #151003 on a white background.
<div style="background-color: #ffffff; padding: 60px; width:100%; height: 100%;"><div style="background-color: #151003; color:#ffffff; width:100%; height:100%; padding: 10px; display: flex; justify-content: center; align-items: center;">This is a rectangle of color #151003 on a white background.</div></div>

#151003 Color Rectangle on a Black Background

This is a rectangle of color #151003 on a black background.
<div style="background-color: #000000; padding: 60px; width:100%; height: 100%;"><div style="background-color: #151003; color:#ffffff; width:100%; height:100%; padding: 10px; display: flex; justify-content: center; align-items: center;">This is a rectangle of color #151003 on a black background.</div></div>

Gradient from #151003 to White

This is a gradient from #151003 to white.
<div style="background: -webkit-linear-gradient(left,#151003,white); /* Firefox */ background: linear-gradient(to right,#151003,white); /* Safari */ background: -o-linear-gradient(left,#151003,white); /* Opera */ background: -moz-linear-gradient(left,#151003,white); width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a gradient from #151003 to white.</div>

Gradient from #151003 to Black

This is a gradient from #151003 to black.
<div style="background: -webkit-linear-gradient(left,#151003,black); /* Firefox */ background: linear-gradient(to right,#151003,black); /* Safari */ background: -o-linear-gradient(left,#151003,black); /* Opera */ background: -moz-linear-gradient(left,#151003,black); color: #ffffff; width:100%; height:100%; display: flex; justify-content: center; align-items: center;">This is a gradient from #151003 to black.</div>

Coding & Programming with #151003

In addition to using #151003 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 #151003 in the language and environment of your choice. These code snippets are principally the hexadecimal representation of #151003, or the RGB color coordinates for the same (Red = 21, Green = 16, Blue = 3). If you need details about the color coordinates of #151003 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 #151003
HTML + CSS (RGB Code) Web rgb(21, 16, 3)
CSS Background Color Web .myclass { background-color: #151003; }
CSS Foreground + Text Color Web .myclass { color: #151003; }
CSS Border Color Web .myclass { border: 2px solid #151003; }
Java (Multi-platform) new Color(21, 16, 3);
Python (Multi-platform) Color("#151003")
Swift iOS UIColor(red:21, green:16, blue:3, alpha:1.0000)
Objective-C (iOS) iOS [UIColor colorWithRed:21 green:16 blue:3 alpha:1.0000];
OpenGL (Graphics) glColor3f(21f, 16f, 3f);
C# / .NET Windows Color.FromArgb(21, 16, 3);
 

#151003 Color Blindness

Not everyone can see #151003 the same way. For those with color blindness, #151003 might look very, very different. Here, we simulate eight examples of color blindness, and how #151003 looks next to each one of them. In all cases, #151003 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 #151003 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 #151003 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 #151003 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 19.0:1 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