#51CF64#51CF64

#51CF64 is a light, vivid green. Relative luminance 0.473; OKLCH L 76.0% C 0.185 H 146.2°. Best body text is #000000 at 10.46:1 contrast (WCAG AA passes).

Color values

HEX	#51CF64
RGB	rgb(81, 207, 100)
HSL	hsl(129, 57%, 56%)
HSV	hsv(129, 61%, 81%)
CMYK	cmyk(60.9%, 0%, 51.7%, 18.8%)
CIE-LAB	lab(74.38, -56.84, 42.69)
CIE-LCH	lch(74.38, 71.09, 143.09°)
OKLab	oklab(76% -0.1537 0.1028)
OKLCH	oklch(76% 0.185 146.2)
XYZ	xyz(28.0046, 47.2924, 19.7066)
Luminance	0.4729 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CF64 #CF51BC

analogous

#7DCF51 #51CF64 #51CFA3

triadic

#51CF64 #6451CF #CF6451

tetradic

#51CF64 #517DCF #CF51BC #CFA351

square

#51CF64 #517DCF #CF51BC #CFA351

split-complementary

#51CF64 #A351CF #CF517D

monochromatic

#248232 #31B244 #51CF64 #81DC8F #B1E9B9

Accessibility & contrast

On white

2.01

#51CF64 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.46

#51CF64 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CF64

10.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CF64	#FFFFFF	#000000	##000000
##51CF64	1.00	2.01	10.46	10.46
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.46	21.00	1.00	1.00
##000000	10.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BE5B

Deuteranopia (green-blind)

#C2B36C

Tritanopia (blue-blind)

#33CAB6

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #51cf64;
/* rgb */ color: rgb(81, 207, 100);
/* oklch */ color: oklch(76.0% 0.185 146.2);

Tailwind

colors: {
  custom: {
    50: '#8edf92',
    500: '#51cf64',
    950: '#000000',
  },
}

SCSS

$custom: #51cf64;
$custom-light: #8edf92;
$custom-dark: #000000;

JSON

{
  "hex": "#51cf64",
  "rgb": {
    "r": 81,
    "g": 207,
    "b": 100
  },
  "hsl": {
    "h": 129.048,
    "s": 56.757,
    "l": 56.471
  },
  "oklch": {
    "l": 0.75995,
    "c": 0.18492,
    "h": 146.2
  },
  "luminance": 0.47295
}

Semantic roles & 50–950 ramp

primary

#51CF64

secondary

#D8A4D0

accent

#48C9E0

background

#F9FDF9

surface

#F2FBF1

border

#CCD4CB

text

#0D150D

muted

#7E837E

Preview Lab

Preview with #51CF64

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

Preview Lab → · Contrast checker → · Palette generator →