#51E858#51E858

#51E858 is a very light, highly saturated green. Relative luminance 0.602; OKLCH L 82.2% C 0.225 H 143.9°. Best body text is #000000 at 13.03:1 contrast (WCAG AA passes).

Color values

HEX	#51E858
RGB	rgb(81, 232, 88)
HSL	hsl(123, 77%, 61%)
HSV	hsv(123, 65%, 91%)
CMYK	cmyk(65.1%, 0%, 62.1%, 9%)
CIE-LAB	lab(81.93, -67.13, 56.98)
CIE-LCH	lch(81.93, 88.05, 139.68°)
OKLab	oklab(82.19% -0.182 0.1329)
OKLCH	oklch(82.19% 0.225 143.9)
XYZ	xyz(34.0093, 60.1636, 19.0511)
Luminance	0.6017 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E858 #E851E1

analogous

#96E851 #51E858 #51E8A3

triadic

#51E858 #5851E8 #E85851

tetradic

#51E858 #5196E8 #E851E1 #E8A351

square

#51E858 #5196E8 #E851E1 #E8A351

split-complementary

#51E858 #A351E8 #E85196

monochromatic

#16A81D #1DDE26 #51E858 #87EF8C #BDF6C0

Accessibility & contrast

On white

1.61

#51E858 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.03

#51E858 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E858

13.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E858	#FFFFFF	#000000	##000000
##51E858	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)

#ECD347

Deuteranopia (green-blind)

#DAC764

Tritanopia (blue-blind)

#2BE2CA

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #51e858;
/* rgb */ color: rgb(81, 232, 88);
/* oklch */ color: oklch(82.2% 0.225 143.9);

Tailwind

colors: {
  custom: {
    50: '#93f08c',
    500: '#51e858',
    950: '#000000',
  },
}

SCSS

$custom: #51e858;
$custom-light: #93f08c;
$custom-dark: #000000;

JSON

{
  "hex": "#51e858",
  "rgb": {
    "r": 81,
    "g": 232,
    "b": 88
  },
  "hsl": {
    "h": 122.781,
    "s": 76.65,
    "l": 61.373
  },
  "oklch": {
    "l": 0.82189,
    "c": 0.22536,
    "h": 143.9
  },
  "luminance": 0.60167
}

Semantic roles & 50–950 ramp

primary

#51E858

secondary

#AA33A4

accent

#0DCFD9

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0F170C

muted

#80857F

Preview Lab

Preview with #51E858

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

Preview Lab → · Contrast checker → · Palette generator →