#51C643#51C643

#51C643 is a light, highly saturated green. Relative luminance 0.425; OKLCH L 73.3% C 0.200 H 141.6°. Best body text is #000000 at 9.51:1 contrast (WCAG AA passes).

Color values

HEX	#51C643
RGB	rgb(81, 198, 67)
HSL	hsl(114, 53%, 52%)
HSV	hsv(114, 66%, 78%)
CMYK	cmyk(59.1%, 0%, 66.2%, 22.4%)
CIE-LAB	lab(71.24, -57.40, 53.94)
CIE-LCH	lch(71.24, 78.77, 136.78°)
OKLab	oklab(73.3% -0.1567 0.1243)
OKLCH	oklch(73.3% 0.2 141.6)
XYZ	xyz(24.5993, 42.5405, 12.2239)
Luminance	0.4254 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C643 #B843C6

analogous

#92C643 #51C643 #43C677

triadic

#51C643 #4351C6 #C64351

tetradic

#51C643 #4392C6 #B843C6 #C67743

square

#51C643 #4392C6 #B843C6 #C67743

split-complementary

#51C643 #7743C6 #C64392

monochromatic

#296D21 #3B9C2F #51C643 #7CD472 #A8E2A1

Accessibility & contrast

On white

2.21

#51C643 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.51

#51C643 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C643

9.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C643	#FFFFFF	#000000	##000000
##51C643	1.00	2.21	9.51	9.51
#FFFFFF	2.21	1.00	21.00	21.00
#000000	9.51	21.00	1.00	1.00
##000000	9.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBB432

Deuteranopia (green-blind)

#BCAB4F

Tritanopia (blue-blind)

#3FC0AB

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #51c643;
/* rgb */ color: rgb(81, 198, 67);
/* oklch */ color: oklch(73.3% 0.200 141.6);

Tailwind

colors: {
  custom: {
    50: '#8ed87d',
    500: '#51c643',
    950: '#000000',
  },
}

SCSS

$custom: #51c643;
$custom-light: #8ed87d;
$custom-dark: #000000;

JSON

{
  "hex": "#51c643",
  "rgb": {
    "r": 81,
    "g": 198,
    "b": 67
  },
  "hsl": {
    "h": 113.588,
    "s": 53.469,
    "l": 51.961
  },
  "oklch": {
    "l": 0.733,
    "c": 0.2,
    "h": 141.6
  },
  "luminance": 0.42543
}

Semantic roles & 50–950 ramp

primary

#51C643

secondary

#C996CF

accent

#4BDDCD

background

#F9FDF7

surface

#F2FAEE

border

#CCD3C9

text

#0D150A

muted

#7E837C

Preview Lab

Preview with #51C643

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

Preview Lab → · Contrast checker → · Palette generator →