#51C842#51C842

#51C842 is a light, highly saturated green. Relative luminance 0.435; OKLCH L 73.8% C 0.203 H 141.5°. Best body text is #000000 at 9.69:1 contrast (WCAG AA passes).

Color values

HEX	#51C842
RGB	rgb(81, 200, 66)
HSL	hsl(113, 55%, 52%)
HSV	hsv(113, 67%, 78%)
CMYK	cmyk(59.5%, 0%, 67%, 21.6%)
CIE-LAB	lab(71.86, -58.21, 55.01)
CIE-LCH	lch(71.86, 80.09, 136.62°)
OKLab	oklab(73.81% -0.1589 0.1265)
OKLCH	oklch(73.81% 0.203 141.5)
XYZ	xyz(25.0297, 43.4489, 12.2207)
Luminance	0.4345 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C842 #B942C8

analogous

#94C842 #51C842 #42C876

triadic

#51C842 #4251C8 #C84251

tetradic

#51C842 #4294C8 #B942C8 #C87642

square

#51C842 #4294C8 #B942C8 #C87642

split-complementary

#51C842 #7642C8 #C84294

monochromatic

#296F20 #3B9F2E #51C842 #7DD671 #A8E4A1

Accessibility & contrast

On white

2.17

#51C842 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.69

#51C842 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C842

9.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C842	#FFFFFF	#000000	##000000
##51C842	1.00	2.17	9.69	9.69
#FFFFFF	2.17	1.00	21.00	21.00
#000000	9.69	21.00	1.00	1.00
##000000	9.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDB630

Deuteranopia (green-blind)

#BEAC4E

Tritanopia (blue-blind)

#3FC2AD

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #51c842;
/* rgb */ color: rgb(81, 200, 66);
/* oklch */ color: oklch(73.8% 0.203 141.5);

Tailwind

colors: {
  custom: {
    50: '#8eda7d',
    500: '#51c842',
    950: '#000000',
  },
}

SCSS

$custom: #51c842;
$custom-light: #8eda7d;
$custom-dark: #000000;

JSON

{
  "hex": "#51c842",
  "rgb": {
    "r": 81,
    "g": 200,
    "b": 66
  },
  "hsl": {
    "h": 113.284,
    "s": 54.918,
    "l": 52.157
  },
  "oklch": {
    "l": 0.73807,
    "c": 0.2031,
    "h": 141.5
  },
  "luminance": 0.43451
}

Semantic roles & 50–950 ramp

primary

#51C842

secondary

#CA96D0

accent

#4ADECE

background

#F9FDF7

surface

#F2FBEE

border

#CCD4C9

text

#0E150A

muted

#7E837C

Preview Lab

Preview with #51C842

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

Preview Lab → · Contrast checker → · Palette generator →