#51CF6D#51CF6D

#51CF6D is a light, vivid green. Relative luminance 0.475; OKLCH L 76.1% C 0.177 H 148.0°. Best body text is #000000 at 10.50:1 contrast (WCAG AA passes).

Color values

HEX	#51CF6D
RGB	rgb(81, 207, 109)
HSL	hsl(133, 57%, 56%)
HSV	hsv(133, 61%, 81%)
CMYK	cmyk(60.9%, 0%, 47.3%, 18.8%)
CIE-LAB	lab(74.49, -55.54, 38.44)
CIE-LCH	lch(74.49, 67.54, 145.31°)
OKLab	oklab(76.13% -0.15 0.0937)
OKLCH	oklch(76.13% 0.177 148)
XYZ	xyz(28.4645, 47.4763, 22.1288)
Luminance	0.4748 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CF6D #CF51B3

analogous

#74CF51 #51CF6D #51CFAC

triadic

#51CF6D #6D51CF #CF6D51

tetradic

#51CF6D #5174CF #CF51B3 #CFAC51

square

#51CF6D #5174CF #CF51B3 #CFAC51

split-complementary

#51CF6D #AC51CF #CF5174

monochromatic

#248239 #31B24E #51CF6D #81DC95 #B1E9BD

Accessibility & contrast

On white

2.00

#51CF6D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.50

#51CF6D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CF6D

10.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CF6D	#FFFFFF	#000000	##000000
##51CF6D	1.00	2.00	10.50	10.50
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.50	21.00	1.00	1.00
##000000	10.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1BE65

Deuteranopia (green-blind)

#C1B374

Tritanopia (blue-blind)

#2FCBB8

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #51cf6d;
/* rgb */ color: rgb(81, 207, 109);
/* oklch */ color: oklch(76.1% 0.177 148.0);

Tailwind

colors: {
  custom: {
    50: '#8edf98',
    500: '#51cf6d',
    950: '#000000',
  },
}

SCSS

$custom: #51cf6d;
$custom-light: #8edf98;
$custom-dark: #000000;

JSON

{
  "hex": "#51cf6d",
  "rgb": {
    "r": 81,
    "g": 207,
    "b": 109
  },
  "hsl": {
    "h": 133.333,
    "s": 56.757,
    "l": 56.471
  },
  "oklch": {
    "l": 0.7613,
    "c": 0.17689,
    "h": 148
  },
  "luminance": 0.47479
}

Semantic roles & 50–950 ramp

primary

#51CF6D

secondary

#D8A4CC

accent

#48BEE0

background

#F9FDF9

surface

#F2FBF2

border

#CCD4CC

text

#0D150E

muted

#7E837E

Preview Lab

Preview with #51CF6D

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

Preview Lab → · Contrast checker → · Palette generator →