#80FF00#80FF00

#80FF00 is a very light, highly saturated yellow-green. Relative luminance 0.761; OKLCH L 89.1% C 0.264 H 135.9°. Best body text is #000000 at 16.22:1 contrast (WCAG AA passes).

Color values

HEX	#80FF00
RGB	rgb(128, 255, 0)
HSL	hsl(90, 100%, 50%)
HSV	hsv(90, 100%, 100%)
CMYK	cmyk(49.8%, 0%, 100%, 0%)
CIE-LAB	lab(89.91, -67.79, 85.82)
CIE-LCH	lch(89.91, 109.36, 128.30°)
OKLab	oklab(89.07% -0.1898 0.184)
OKLCH	oklch(89.07% 0.264 135.9)
XYZ	xyz(44.6609, 76.1060, 12.3365)
Luminance	0.7611 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#80FF00 #7F00FF

analogous

#FFFE00 #80FF00 #01FF00

triadic

#80FF00 #0080FF #FF0080

tetradic

#80FF00 #00FFFE #7F00FF #FF0001

square

#80FF00 #00FFFE #7F00FF #FF0001

split-complementary

#80FF00 #0001FF #FE00FF

monochromatic

#438500 #61C200 #80FF00 #9EFF3D #BDFF7A

Accessibility & contrast

On white

1.29

#80FF00 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.22

#80FF00 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #80FF00

16.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##80FF00	#FFFFFF	#000000	##000000
##80FF00	1.00	1.29	16.22	16.22
#FFFFFF	1.29	1.00	21.00	21.00
#000000	16.22	21.00	1.00	1.00
##000000	16.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE900

Deuteranopia (green-blind)

#F8DE39

Tritanopia (blue-blind)

#7AF5D9

Achromatopsia (no color)

#E2E2E2

Design tokens & code

CSS

--color: #80ff00;
/* rgb */ color: rgb(128, 255, 0);
/* oklch */ color: oklch(89.1% 0.264 135.9);

Tailwind

colors: {
  custom: {
    50: '#b1ff70',
    500: '#80ff00',
    950: '#000000',
  },
}

SCSS

$custom: #80ff00;
$custom-light: #b1ff70;
$custom-dark: #000000;

JSON

{
  "hex": "#80ff00",
  "rgb": {
    "r": 128,
    "g": 255,
    "b": 0
  },
  "hsl": {
    "h": 89.882,
    "s": 100,
    "l": 50
  },
  "oklch": {
    "l": 0.89066,
    "c": 0.26436,
    "h": 135.9
  },
  "luminance": 0.76109
}

Semantic roles & 50–950 ramp

primary

#80FF00

secondary

#51188B

accent

#29FF93

background

#FDFFFB

surface

#F8FFF1

border

#D1D7CB

text

#121809

muted

#82867D

Preview Lab

Preview with #80FF00

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →