#51E857#51E857

#51E857 is a very light, highly saturated green. Relative luminance 0.602; OKLCH L 82.2% C 0.226 H 143.7°. Best body text is #000000 at 13.03:1 contrast (WCAG AA passes).

Color values

HEX	#51E857
RGB	rgb(81, 232, 87)
HSL	hsl(122, 77%, 61%)
HSV	hsv(122, 65%, 91%)
CMYK	cmyk(65.1%, 0%, 62.5%, 9%)
CIE-LAB	lab(81.92, -67.24, 57.39)
CIE-LCH	lch(81.92, 88.40, 139.52°)
OKLab	oklab(82.18% -0.1823 0.1337)
OKLCH	oklch(82.18% 0.226 143.7)
XYZ	xyz(33.9682, 60.1472, 18.8344)
Luminance	0.6015 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E857 #E851E2

analogous

#97E851 #51E857 #51E8A3

triadic

#51E857 #5751E8 #E85751

tetradic

#51E857 #5197E8 #E851E2 #E8A351

square

#51E857 #5197E8 #E851E2 #E8A351

split-complementary

#51E857 #A351E8 #E85197

monochromatic

#16A81C #1DDE25 #51E857 #87EF8B #BDF6BF

Accessibility & contrast

On white

1.61

#51E857 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.03

#51E857 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E857

13.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E857	#FFFFFF	#000000	##000000
##51E857	1.00	1.61	13.03	13.03
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.03	21.00	1.00	1.00
##000000	13.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ECD346

Deuteranopia (green-blind)

#DAC763

Tritanopia (blue-blind)

#2BE2C9

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #51e857;
/* rgb */ color: rgb(81, 232, 87);
/* oklch */ color: oklch(82.2% 0.226 143.7);

Tailwind

colors: {
  custom: {
    50: '#93f08c',
    500: '#51e857',
    950: '#000000',
  },
}

SCSS

$custom: #51e857;
$custom-light: #93f08c;
$custom-dark: #000000;

JSON

{
  "hex": "#51e857",
  "rgb": {
    "r": 81,
    "g": 232,
    "b": 87
  },
  "hsl": {
    "h": 122.384,
    "s": 76.65,
    "l": 61.373
  },
  "oklch": {
    "l": 0.82179,
    "c": 0.22609,
    "h": 143.7
  },
  "luminance": 0.60151
}

Semantic roles & 50–950 ramp

primary

#51E857

secondary

#AA33A5

accent

#0DD1D9

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0F170C

muted

#80857F

Preview Lab

Preview with #51E857

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

Preview Lab → · Contrast checker → · Palette generator →