The hexadecimal color code #663800 represents a very dark shade in the orange family. In the RGB color model, this color is composed of 102 red, 56 green, and 0 blue, which translates to approximately 40% red, 22% green, and 0% blue. This makes it a highly saturated color with warm undertones that can evoke different emotional responses depending on its application.
When analyzed in the HSL (Hue, Saturation, Lightness) color space, #663800 has a hue of 33 degrees, a saturation level of 100%, and a lightness value of 20%. The hue angle of 33° places this color firmly in the orange spectrum. In the HSV/HSB color model, this translates to a hue of 33°, saturation of 100%, and brightness/value of 40%.
For print applications using the CMYK color model, #663800 would be reproduced using 0% cyan, 45% magenta, 100% yellow, and 60% black. The closest web-safe color is #663300, which may be useful for ensuring compatibility across older displays and systems.
This color works well in various design contexts. As a darker shade, it works well for text, headers, and creating visual weight in compositions. The high saturation makes this color vibrant and attention-grabbing, ideal for call-to-action buttons, highlights, and accent elements. When pairing #663800 with other colors, consider its complementary color at hue 213° for maximum contrast, or use analogous colors within 30° of its hue for harmonious combinations. The decimal representation of this color is 6699008, which can be useful in certain programming contexts.
🔢 Color Conversion Codes for #663800
Tailwind CSS
yellow-900
HEX
#663800
RGB
rgb(102, 56, 0)
RGB %
40%, 22%, 0%
HSL
hsl(33, 100%, 20%)
HSV
hsv(33, 100%, 40%)
CMYK
0%, 45%, 100%, 60%
Decimal
6699008
Web Safe
#663300
🎨 Color Schemes for #663800
Complementary
Analogous
Triadic
Split Complementary
Tetradic (Rectangle)
🔄 Alternatives to #663800
🌗 Shades and Tints of #663800
Shades (adding black)
Tints (adding white)
🎚️ Tones of #663800
Tones (adding gray / desaturating)
🌈 Hue Variations of #663800
Hue Variations (shifting the color spectrum)
👁️ Preview of #663800 in Use
Text on #663800
This demonstrates text readability on the color background. (Click to edit)
#663800 as Text
This shows the color used as text on white. (Click to edit)
👓 Color Blindness Simulation for #663800
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.
Deep Vivid Orange is a dark, vibrant, warm orange color with a hue angle of 33°, saturation of 100%, and lightness of 20%. Its RGB value is (102, 56, 0) and its CMYK breakdown is C:0% M:45% Y:100% K:60%.
This is a Winter (Deep) color palette archetype. Creativity, Adventure, Enthusiasm, Success. Orange combines the energy of red and the happiness of yellow.
Frequently Asked Questions About #663800
What is the HEX code for Deep Vivid Orange? +
The HEX code for Deep Vivid Orange is #663800. In CSS you can use it directly as color: #663800; or as a background: background-color: #663800;. 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 #663800? +
The RGB value of #663800 is rgb(102, 56, 0). This means the color contains 102 out of 255 parts red, 56 out of 255 parts green, and 0 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, 56, 0);
What is the HSL value of #663800? +
The HSL value of #663800 is hsl(33, 100%, 20%). The hue is 33°, placing it in the orange family on the color wheel. The saturation is 100%, making it vibrant. The lightness is 20%, making it dark. HSL is the most useful format for programmatic color manipulation in CSS, as you can easily adjust lightness to create tints and shades.
Is #663800 a warm or cool color? +
#663800 is classified as a warm color based on its hue angle of 33°. 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 #663800? +
The approximate CMYK value of #663800 is C:0% M:45% Y:100% 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.
