The hexadecimal color code #400A03 represents a very dark shade in the red family. In the RGB color model, this color is composed of 64 red, 10 green, and 3 blue, which translates to approximately 25% red, 4% green, and 1% 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, #400A03 has a hue of 7 degrees, a saturation level of 91%, and a lightness value of 13%. The hue angle of 7° places this color firmly in the red spectrum. In the HSV/HSB color model, this translates to a hue of 7°, saturation of 95%, and brightness/value of 25%.
For print applications using the CMYK color model, #400A03 would be reproduced using 0% cyan, 84% magenta, 95% yellow, and 75% black. The closest web-safe color is #330000, 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 #400A03 with other colors, consider its complementary color at hue 187° for maximum contrast, or use analogous colors within 30° of its hue for harmonious combinations. The decimal representation of this color is 4196867, which can be useful in certain programming contexts.
🔢 Color Conversion Codes for #400A03
Tailwind CSS
red-950
HEX
#400A03
RGB
rgb(64, 10, 3)
RGB %
25%, 4%, 1%
HSL
hsl(7, 91%, 13%)
HSV
hsv(7, 95%, 25%)
CMYK
0%, 84%, 95%, 75%
Decimal
4196867
Web Safe
#330000
🎨 Color Schemes for #400A03
Complementary
Analogous
Triadic
Split Complementary
Tetradic (Rectangle)
🔄 Alternatives to #400A03
🌗 Shades and Tints of #400A03
Shades (adding black)
Tints (adding white)
🎚️ Tones of #400A03
Tones (adding gray / desaturating)
🌈 Hue Variations of #400A03
Hue Variations (shifting the color spectrum)
👁️ Preview of #400A03 in Use
Text on #400A03
This demonstrates text readability on the color background. (Click to edit)
#400A03 as Text
This shows the color used as text on white. (Click to edit)
👓 Color Blindness Simulation for #400A03
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 Red is a dark, vibrant, warm red color with a hue angle of 7°, saturation of 91%, and lightness of 13%. Its RGB value is (64, 10, 3) and its CMYK breakdown is C:0% M:84% Y:95% K:75%.
This is a Winter (Deep) color palette archetype. Passion, Energy, Action, Danger. Red is a powerful color that evokes strong emotions and captures attention immediately.
Frequently Asked Questions About #400A03
What is the HEX code for Deep Vivid Red? +
The HEX code for Deep Vivid Red is #400A03. In CSS you can use it directly as color: #400A03; or as a background: background-color: #400A03;. 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 #400A03? +
The RGB value of #400A03 is rgb(64, 10, 3). This means the color contains 64 out of 255 parts red, 10 out of 255 parts green, and 3 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(64, 10, 3);
What is the HSL value of #400A03? +
The HSL value of #400A03 is hsl(7, 91%, 13%). The hue is 7°, placing it in the red family on the color wheel. The saturation is 91%, making it vibrant. The lightness is 13%, 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 #400A03 a warm or cool color? +
#400A03 is classified as a warm color based on its hue angle of 7°. 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 #400A03? +
The approximate CMYK value of #400A03 is C:0% M:84% Y:95% K:75%. 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.
