#00FF00
lime
#00FF00 is the CSS named color "lime", an exact match. In RGB it breaks down to red 0, green 255, and blue 0 out of 255 each. In HSL terms that's a hue of 120°, 100% saturation, and 50% lightness: a mid-tone — usable as an accent for buttons, links, and icons against either a light or dark background.
Every format
| HEX | #00ff00 |
| RGB | rgb(0, 255, 0) |
| HSL | hsl(120° 100% 50%) |
| HSB | hsb(120° 100% 100%) |
| OKLCH | oklch(87% 0.295 142°) |
| OKLAB | oklab(87% -0.234 0.179) |
| LCH | lch(88% 113.3 134°) |
| CMYK | cmyk(100% 0% 100% 0%) |
Shades (darker)
#00ff00 · #00e700 · #00cf00 · #00b800 · #00a100
Tints (lighter)
#00ff00 · #19ff15 · #26ff22 · #31ff2c · #3aff34
Shades mix #00FF00 toward black in even steps, useful for hover and pressed states in a UI; tints mix it toward white, useful for subtle backgrounds and disabled states that still read as the same color family.
On white: 1.37:1 — fails
On black: 15.30:1 — AAA
Frequently asked
- What is #00FF00 in RGB?
- #00FF00 is rgb(0, 255, 0) — red 0, green 255, blue 0 out of 255 each.
- Does #00FF00 pass WCAG contrast on a white background?
- It has a contrast ratio of 1.37:1 against white, which fails for normal text.
- What's a good background color to pair with #00FF00?
- Black text or a black background gives better contrast (15.30:1) than white (1.37:1).