#51CF42#51CF42

#51CF42 is a light, highly saturated green. Relative luminance 0.468; OKLCH L 75.6% C 0.211 H 141.6°. Best body text is #000000 at 10.35:1 contrast (WCAG AA passes).

Color values

HEX	#51CF42
RGB	rgb(81, 207, 66)
HSL	hsl(114, 59%, 54%)
HSV	hsv(114, 68%, 81%)
CMYK	cmyk(60.9%, 0%, 68.1%, 18.8%)
CIE-LAB	lab(74.04, -60.69, 57.33)
CIE-LCH	lch(74.04, 83.49, 136.63°)
OKLab	oklab(75.61% -0.1656 0.1314)
OKLCH	oklch(75.61% 0.211 141.6)
XYZ	xyz(26.6882, 46.7658, 12.7735)
Luminance	0.4677 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CF42 #C042CF

analogous

#97CF42 #51CF42 #42CF79

triadic

#51CF42 #4251CF #CF4251

tetradic

#51CF42 #4297CF #C042CF #CF7942

square

#51CF42 #4297CF #C042CF #CF7942

split-complementary

#51CF42 #7942CF #CF4297

monochromatic

#28781F #38A92B #51CF42 #7EDB73 #ABE8A4

Accessibility & contrast

On white

2.03

#51CF42 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.35

#51CF42 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CF42

10.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CF42	#FFFFFF	#000000	##000000
##51CF42	1.00	2.03	10.35	10.35
#FFFFFF	2.03	1.00	21.00	21.00
#000000	10.35	21.00	1.00	1.00
##000000	10.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4BC2E

Deuteranopia (green-blind)

#C4B24F

Tritanopia (blue-blind)

#3CC9B3

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #51cf42;
/* rgb */ color: rgb(81, 207, 66);
/* oklch */ color: oklch(75.6% 0.211 141.6);

Tailwind

colors: {
  custom: {
    50: '#90df7d',
    500: '#51cf42',
    950: '#000000',
  },
}

SCSS

$custom: #51cf42;
$custom-light: #90df7d;
$custom-dark: #000000;

JSON

{
  "hex": "#51cf42",
  "rgb": {
    "r": 81,
    "g": 207,
    "b": 66
  },
  "hsl": {
    "h": 113.617,
    "s": 59.494,
    "l": 53.529
  },
  "oklch": {
    "l": 0.75609,
    "c": 0.21138,
    "h": 141.6
  },
  "luminance": 0.46768
}

Semantic roles & 50–950 ramp

primary

#51CF42

secondary

#CE98D5

accent

#45E3D2

background

#F9FDF7

surface

#F2FBEE

border

#CCD4C9

text

#0E150A

muted

#7E837C

Preview Lab

Preview with #51CF42

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

Preview Lab → · Contrast checker → · Palette generator →