Red color · XKCD survey name
Bright Red Color Code: #FF000D
Bright Red is a medium, vivid red color with the hexadecimal value #FF000D. In RGB it is 255, 0, 13 and in HSL it is 357°, 100%, 50%. Black text reads best on it (5.25:1 contrast).
Bright Red color values
#FF000D
rgb(255, 0, 13)
hsl(357, 100%, 50%)
357, 100%, 100%
hwb(357 0% 0%)
0%, 100%, 95%, 0%
16711693
CMYK is a standard screen-to-print conversion. Printed results depend on inks, paper and color profiles.
What is Bright Red?
“Bright Red” is a crowd-sourced name from the XKCD Color Survey, in which participants typed names for colors they were shown. It is a popular everyday label rather than an official standard.
Its hue angle of 357° places it in the red part of the color wheel, with 100% saturation (vivid) and 50% lightness (medium). It is a warm color.
Compared with the other red colors in the Aqeeb Studio library, it is lighter than 60% of them and more saturated than 67% of them.
Its relative luminance is 0.213, which makes it a mid-tone color. That is above the 0.179 crossover point at which black and white text have equal contrast, so black text has the advantage.
Bright Red counts as a light color: its HSL lightness is 50% and its relative luminance is 0.213. Black text reads best on it (5.25:1 contrast).
Text contrast on Bright Red
| Text | Preview | Ratio | AA normal | AA large | AAA normal | AAA large |
|---|---|---|---|---|---|---|
| White text | Sample text | 3.99:1 Limited | Fail | Pass | Fail | Fail |
| Black text | Sample text | 5.25:1 Good | Pass | Pass | Fail | Pass |
Ratios use the WCAG 2 formula and are truncated, never rounded up. Test any pair with the contrast checker.
Colors that go with Bright Red
Complementary color
Complementary colors sit directly opposite each other on the color wheel (180° apart). They give the strongest hue contrast, which suits calls to action and accents.
Analogous colors
Analogous colors are neighbors on the wheel, 30° either side of the base hue. They blend smoothly and are easy to combine in backgrounds, gradients and illustrations.
Triadic colors
A triadic scheme uses three hues spaced 120° apart. It is lively yet balanced, and works best when one color leads and the other two act as accents.
Split-complementary colors
Split-complementary keeps the base color and uses the two colors on either side of its complement (150° and 210°). The contrast is strong but gentler than a direct complement.
Tetradic colors
A tetradic (rectangle) scheme combines two complementary pairs at 0°, 60°, 180° and 240°. It offers variety but needs one dominant color to stay balanced.
Monochromatic variants
Monochromatic variants keep the same hue and saturation and only change lightness, which makes them dependable for UI scales and subtle layered designs.
A “≈” before a name means the exact harmony color has no named match, so the link goes to the closest named color.
Tints and shades of Bright Red
Lighter tints (mixed with white)
Darker shades (mixed with black)
Select any swatch to copy its HEX code. Build longer scales with the tints and shades tool.
Similar colors
Where to use Bright Red
- Card, highlight and section backgrounds with dark text (5.25:1 contrast with black)
- Accents that need to stand out: call-to-action buttons, charts and illustrations
- Large headings, icons and graphics, where a 3:1 contrast ratio is enough
- Error and alert states (paired with an icon or label, never color alone)
- Sale banners and urgent call-to-action buttons
- Food, sport and event branding
Use Bright Red in CSS
:root {
--color-bright-red: #FF000D;
}
.element {
color: var(--color-bright-red);
background-color: #FF000D;
border: 2px solid #FF000D;
}Questions about Bright Red
What is the HEX code for Bright Red?
Bright Red is #FF000D.
What is the RGB value of Bright Red?
The RGB value of Bright Red is 255, 0, 13: 255 red, 0 green and 13 blue on a 0–255 scale, written rgb(255, 0, 13) in CSS.
What is the HSL value of Bright Red?
The HSL value of Bright Red is 357°, 100%, 50% (hue, saturation, lightness), written hsl(357, 100%, 50%) in CSS.
What is the CMYK value of Bright Red?
A standard conversion gives about C 0%, M 100%, Y 95%, K 0%. Real print results depend on the inks, paper and color profile, so treat CMYK here as a reference value.
Is Bright Red a light or dark color?
Bright Red counts as a light color: its HSL lightness is 50% and its relative luminance is 0.213. Black text reads best on it (5.25:1 contrast).
How does Bright Red look with white text?
White text on Bright Red has a contrast ratio of 3.99:1, rated Limited. It does not reach WCAG AA for normal text; use large text only.
How does Bright Red look with black text?
Black text on Bright Red has a contrast ratio of 5.25:1, rated Good. It meets WCAG AA for normal text.
What colors go well with Bright Red?
Bright Aqua is its complementary color, and Strong Pink sits beside it as an analogous color. Lighter and darker variants of the same hue also work well for monochromatic palettes.
Where can Bright Red be used?
It suits card, highlight and section backgrounds with dark text (5.25:1 contrast with black); accents that need to stand out: call-to-action buttons, charts and illustrations; large headings, icons and graphics, where a 3:1 contrast ratio is enough.
How do I use Bright Red in CSS?
Use color: #FF000D; for text, background-color: #FF000D; for fills, or define a custom property such as --color-bright-red: #FF000D; and reuse it with var(--color-bright-red).
About this color page
Crowd-sourced name from the XKCD Color Survey (CC0). Values are calculated from the HEX code; color names are labels, not trademarks or standards unless stated. Screens render colors differently, so always check important colors on your own device. See the disclaimer.