The hexadecimal color code #FF0000 represents a medium shade in the red family. In the RGB color model, this color is composed of 255 red, 0 green, and 0 blue, which translates to approximately 100% red, 0% 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, #FF0000 has a hue of 0 degrees, a saturation level of 100%, and a lightness value of 50%. The hue angle of 0° places this color firmly in the red spectrum. In the HSV/HSB color model, this translates to a hue of 0°, saturation of 100%, and brightness/value of 100%.
For print applications using the CMYK color model, #FF0000 would be reproduced using 0% cyan, 100% magenta, 100% yellow, and 0% black. The closest web-safe color is #FF0000, 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 high saturation makes this color vibrant and attention-grabbing, ideal for call-to-action buttons, highlights, and accent elements. When pairing #FF0000 with other colors, consider its complementary color at hue 180° for maximum contrast, or use analogous colors within 30° of its hue for harmonious combinations. The decimal representation of this color is 16711680, which can be useful in certain programming contexts.
🔢 Color Conversion Codes for #FF0000
Tailwind CSS
red-600
HEX
#FF0000
RGB
rgb(255, 0, 0)
RGB %
100%, 0%, 0%
HSL
hsl(0, 100%, 50%)
HSV
hsv(0, 100%, 100%)
CMYK
0%, 100%, 100%, 0%
Decimal
16711680
Web Safe
#FF0000
🎨 Color Schemes for #FF0000
Complementary
Analogous
Triadic
Split Complementary
Tetradic (Rectangle)
🔄 Alternatives to #FF0000
🌗 Shades and Tints of #FF0000
Shades (adding black)
Tints (adding white)
🎚️ Tones of #FF0000
Tones (adding gray / desaturating)
🌈 Hue Variations of #FF0000
Hue Variations (shifting the color spectrum)
👁️ Preview of #FF0000 in Use
Text on #FF0000
This demonstrates text readability on the color background. (Click to edit)
#FF0000 as Text
This shows the color used as text on white. (Click to edit)
👓 Color Blindness Simulation for #FF0000
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.
Red is a medium, vibrant, warm red color with a hue angle of 0°, saturation of 100%, and lightness of 50%. Its RGB value is (255, 0, 0) and its CMYK breakdown is C:0% M:100% Y:100% K:0%.
This is a Summer (Cool) color palette archetype. Passion, Energy, Action, Danger. Red is a powerful color that evokes strong emotions and captures attention immediately.
Frequently Asked Questions About #FF0000
What is the HEX code for Red? +
The HEX code for Red is #FF0000. In CSS you can use it directly as color: #FF0000; or as a background: background-color: #FF0000;. 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 #FF0000? +
The RGB value of #FF0000 is rgb(255, 0, 0). This means the color contains 255 out of 255 parts red, 0 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(255, 0, 0);
What is the HSL value of #FF0000? +
The HSL value of #FF0000 is hsl(0, 100%, 50%). The hue is 0°, placing it in the red family on the color wheel. The saturation is 100%, making it vibrant. The lightness is 50%, 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 #FF0000 a warm or cool color? +
#FF0000 is classified as a warm color based on its hue angle of 0°. 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 #FF0000? +
The approximate CMYK value of #FF0000 is C:0% M:100% Y:100% K:0%. 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.
