#80FF00

#80FF00 is the hex color Chartreuse. Here are its RGB, HSL, HSV, CMYK, and OKLCH values, ready-made shades and palettes, and the text colors that stay readable on it.

This is the nearest named color to #80FF00; the exact match is none.

Open #80FF00 in the picker

#80FF00 color codes

HEX
#80FF00
HEX8
#80FF00FF
HEX8 (Android)
#FF80FF00
RGB
rgb(128, 255, 0)
RGB (%)
50%, 100%, 0%
HSL
hsl(90, 100%, 50%)
HSV / HSB
hsv(90, 100%, 100%)
CMYK
cmyk(50%, 0%, 100%, 0%)
OKLCH
oklch(0.8907 0.2644 135.89)
OKLCH (%)
oklch(89.07% 0.2644 135.89)
Decimal
8453888

What color is #80FF00?

#80FF00 sits at 89% lightness and 0.2644 chroma in OKLCH, hue 135.89°. Its nearest named color is Chartreuse.

Shades and tints of #80FF00

Tints

Shades

Tones

#80FF00 color harmonies

Complementary

Analogous

Triadic

Split-complementary

Tetradic

Square

Monochromatic

Using #80FF00 in CSS

.text       { color: #80FF00; }
.background { background-color: #80FF00; }
.border     { border: 2px solid #80FF00; }

/* Modern, perceptually uniform */
.text { color: oklch(0.8907 0.2644 135.89); }

/* #80FF00 at 50% transparency */
.overlay { background-color: #80FF0080; }

Is #80FF00 accessible?

#80FF00 on white text scores 1.29:1; on black text it scores 16.22:1. Black text passes WCAG AAA on #80FF00. Recommended text color on a #80FF00 background: black.

A 16.22:1 vs black
A 1.29:1 vs white
  • AA normal ≥ 4.5 Pass
  • AA large ≥ 3 Pass
  • AAA normal ≥ 7 Pass
  • AAA large ≥ 4.5 Pass

Recommended text color: black

CSS contrast-color() contrast-color(#80FF00) → black
APCA Lc experimental 89.5 Lc · body text (black text)

WCAG 2.1 AA/AAA is the compliance floor; APCA is an optional readability metric.

Related colors

Nearest featured color: Green #008000. See more in the green family on the colors hub.

Frequently asked questions

What color is #80FF00?
#80FF00 is closest to Chartreuse. In RGB it is rgb(128, 255, 0), and in HSL hsl(90, 100%, 50%).
What is #80FF00 in RGB?
#80FF00 converts to rgb(128, 255, 0) — red 128, green 255, blue 0.
What text color is readable on #80FF00?
Black text — it has the higher contrast ratio (16.22:1) against #80FF00. Black text passes WCAG AAA on #80FF00.
Open #80FF00 in the picker