#FF0000
ff0000.html · rgb(255, 0, 0)
#FF0000 color values
| HEX | #FF0000 |
|---|---|
| RGB | rgb(255, 0, 0) |
| HSL | hsl(0, 100%, 50%) |
| HSV / HSB | hsv(0, 100%, 100%) |
| CMYK | cmyk(0%, 100%, 100%, 0%) |
| CIE Lab | lab(53.24% 80.09 67.2) |
| OKLCH | oklch(62.8% 0.2577 29.2) |
About #FF0000
#FF0000 is a medium, highly saturated red with a hue angle of 0°. In RGB it mixes 100% red, 0% green and 0% blue. Its relative luminance is 0.2126, so black text reads best on it (contrast 5.25:1). It reads as a warm color; the closest CSS named color is Red (#FF0000) and the closest web-safe value is #FF0000.
#FF0000 FAQ
What color is #FF0000?
#FF0000 is a medium, highly saturated red with a hue angle of 0°. In RGB it mixes 100% red, 0% green and 0% blue. Its relative luminance is 0.2126, so black text reads best on it (contrast 5.25:1). It reads as a warm color; the closest CSS named color is Red (#FF0000) and the closest web-safe value is #FF0000.
What is the RGB value of #FF0000?
#FF0000 is rgb(255, 0, 0) on a 0–255 scale per channel.
What is #FF0000 in CMYK for print?
A direct conversion gives cmyk(0%, 100%, 100%, 0%). Screen-to-print conversion depends on the paper and ICC profile, so ask your printer for a proof before a large run.
What text color works on #FF0000?
Use #000000. It gives a contrast ratio of 5.25:1, which passes WCAG AA.
What is the complementary color of #FF0000?
Rotating the hue 180° gives #00FFFF. Triadic partners are #00FF00 and #0000FF.