The hexadecimal color code #663D56 represents a dark shade in the purple family. In the RGB color model, this color is composed of 102 red, 61 green, and 86 blue, which translates to approximately 40% red, 24% green, and 34% blue. This makes it a slightly desaturated color with warm undertones that can evoke different emotional responses depending on its application.
When analyzed in the HSL (Hue, Saturation, Lightness) color space, #663D56 has a hue of 323 degrees, a saturation level of 25%, and a lightness value of 32%. The hue angle of 323° places this color firmly in the purple spectrum. In the HSV/HSB color model, this translates to a hue of 323°, saturation of 40%, and brightness/value of 40%.
For print applications using the CMYK color model, #663D56 would be reproduced using 0% cyan, 40% magenta, 16% yellow, and 60% black. The closest web-safe color is #663366, which may be useful for ensuring compatibility across older displays and systems.
This color works well in various design contexts. With its medium lightness, it's versatile enough for both foreground elements and subtle backgrounds. The moderate to low saturation gives this color a sophisticated, muted quality that works well in professional and minimalist designs. When pairing #663D56 with other colors, consider its complementary color at hue 143° for maximum contrast, or use analogous colors within 30° of its hue for harmonious combinations. The decimal representation of this color is 6700374, which can be useful in certain programming contexts.
🔢 Color Conversion Codes for #663D56
Tailwind CSS
stone-600
HEX
#663D56
RGB
rgb(102, 61, 86)
RGB %
40%, 24%, 34%
HSL
hsl(323, 25%, 32%)
HSV
hsv(323, 40%, 40%)
CMYK
0%, 40%, 16%, 60%
Decimal
6700374
Web Safe
#663366
🎨 Color Schemes for #663D56
Complementary
Analogous
Triadic
Split Complementary
Tetradic (Rectangle)
🔄 Alternatives to #663D56
🌗 Shades and Tints of #663D56
Shades (adding black)
Tints (adding white)
🎚️ Tones of #663D56
Tones (adding gray / desaturating)
🌈 Hue Variations of #663D56
Hue Variations (shifting the color spectrum)
👁️ Preview of #663D56 in Use
Text on #663D56
This demonstrates text readability on the color background. (Click to edit)
#663D56 as Text
This shows the color used as text on white. (Click to edit)
👓 Color Blindness Simulation for #663D56
Check how a color is perceived by people with different types of color blindness to create more accessible designs. Understanding color perception helps ensure your content is accessible to everyone.
Dark Magenta is a medium, moderately saturated, warm purple color with a hue angle of 323°, saturation of 25%, and lightness of 32%. Its RGB value is (102, 61, 86) and its CMYK breakdown is C:0% M:40% Y:16% K:60%.
This is a Summer (Cool) color palette archetype. Royalty, Luxury, Ambition, Magic. Purple combines the stability of blue and the energy of red.
Frequently Asked Questions About #663D56
What is the HEX code for Dark Magenta? +
The HEX code for Dark Magenta is #663D56. In CSS you can use it directly as color: #663D56; or as a background: background-color: #663D56;. The three-character shorthand is not available for this color since it cannot be reduced without changing the value. Use the full six-character hex for accurate reproduction in any web or design project.
What is the RGB value of #663D56? +
The RGB value of #663D56 is rgb(102, 61, 86). This means the color contains 102 out of 255 parts red, 61 out of 255 parts green, and 86 out of 255 parts blue. Red is the strongest channel in this color mix. You can use the full RGB function in any CSS property: color: rgb(102, 61, 86);
What is the HSL value of #663D56? +
The HSL value of #663D56 is hsl(323, 25%, 32%). The hue is 323°, placing it in the purple family on the color wheel. The saturation is 25%, making it moderately saturated. The lightness is 32%, making it medium. HSL is the most useful format for programmatic color manipulation in CSS, as you can easily adjust lightness to create tints and shades.
Is #663D56 a warm or cool color? +
#663D56 is classified as a warm color based on its hue angle of 323°. Warm colors — reds, oranges, and yellows — evoke energy, enthusiasm, and urgency. They tend to advance visually and draw the eye. In design, warm colors are often used for calls-to-action, food and hospitality brands, and anywhere a feeling of warmth or excitement is desired.
What is the CMYK value of #663D56? +
The approximate CMYK value of #663D56 is C:0% M:40% Y:16% K:60%. CMYK (Cyan, Magenta, Yellow, Key/Black) is the color model used in physical printing. Unlike RGB which mixes light additively on screens, CMYK mixes inks subtractively on paper. Note that the RGB-to-CMYK conversion is an approximation — screen colors and print colors exist in different color gamuts, and some screen colors cannot be exactly reproduced in print. For precise print work, consult a professional print color profile or Pantone matching system.
