#51D136#51D136

#51D136 is a light, highly saturated green. Relative luminance 0.476; OKLCH L 76.0% C 0.221 H 140.6°. Best body text is #000000 at 10.52:1 contrast (WCAG AA passes).

Color values

HEX	#51D136
RGB	rgb(81, 209, 54)
HSL	hsl(110, 63%, 52%)
HSV	hsv(110, 74%, 82%)
CMYK	cmyk(61.2%, 0%, 74.2%, 18%)
CIE-LAB	lab(74.58, -62.33, 62.29)
CIE-LCH	lch(74.58, 88.11, 135.02°)
OKLab	oklab(76.03% -0.1707 0.1402)
OKLCH	oklch(76.03% 0.221 140.6)
XYZ	xyz(26.8584, 47.6141, 11.2643)
Luminance	0.4762 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D136 #B636D1

analogous

#9FD136 #51D136 #36D169

triadic

#51D136 #3651D1 #D13651

tetradic

#51D136 #369FD1 #B636D1 #D16936

square

#51D136 #369FD1 #B636D1 #D16936

split-complementary

#51D136 #6936D1 #D1369F

monochromatic

#2A721A #3CA426 #51D136 #7CDC68 #A7E89A

Accessibility & contrast

On white

2.00

#51D136 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.52

#51D136 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D136

10.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D136	#FFFFFF	#000000	##000000
##51D136	1.00	2.00	10.52	10.52
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.52	21.00	1.00	1.00
##000000	10.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7BE16

Deuteranopia (green-blind)

#C7B347

Tritanopia (blue-blind)

#3ECAB3

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #51d136;
/* rgb */ color: rgb(81, 209, 54);
/* oklch */ color: oklch(76.0% 0.221 140.6);

Tailwind

colors: {
  custom: {
    50: '#90e077',
    500: '#51d136',
    950: '#000000',
  },
}

SCSS

$custom: #51d136;
$custom-light: #90e077;
$custom-dark: #000000;

JSON

{
  "hex": "#51d136",
  "rgb": {
    "r": 81,
    "g": 209,
    "b": 54
  },
  "hsl": {
    "h": 109.548,
    "s": 62.753,
    "l": 51.569
  },
  "oklch": {
    "l": 0.7603,
    "c": 0.22089,
    "h": 140.6
  },
  "luminance": 0.47617
}

Semantic roles & 50–950 ramp

primary

#51D136

secondary

#C88FD3

accent

#42E6C9

background

#F9FDF7

surface

#F2FBEE

border

#CCD4C9

text

#0E1509

muted

#7E837B

Preview Lab

Preview with #51D136

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

Preview Lab → · Contrast checker → · Palette generator →