#51DF57#51DF57

#51DF57 is a light, highly saturated green. Relative luminance 0.552; OKLCH L 79.9% C 0.215 H 143.9°. Best body text is #000000 at 12.04:1 contrast (WCAG AA passes).

Color values

HEX	#51DF57
RGB	rgb(81, 223, 87)
HSL	hsl(123, 69%, 60%)
HSV	hsv(123, 64%, 87%)
CMYK	cmyk(63.7%, 0%, 61%, 12.5%)
CIE-LAB	lab(79.16, -64.17, 54.28)
CIE-LCH	lch(79.16, 84.05, 139.77°)
OKLab	oklab(79.9% -0.174 0.1271)
OKLCH	oklch(79.9% 0.215 143.9)
XYZ	xyz(31.4994, 55.2096, 18.0115)
Luminance	0.5521 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DF57 #DF51D9

analogous

#92DF51 #51DF57 #51DF9E

triadic

#51DF57 #5751DF #DF5751

tetradic

#51DF57 #5192DF #DF51D9 #DF9E51

square

#51DF57 #5192DF #DF51D9 #DF9E51

split-complementary

#51DF57 #9E51DF #DF5192

monochromatic

#1C9921 #26CD2D #51DF57 #85E989 #B8F2BB

Accessibility & contrast

On white

1.74

#51DF57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.04

#51DF57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DF57

12.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DF57	#FFFFFF	#000000	##000000
##51DF57	1.00	1.74	12.04	12.04
#FFFFFF	1.74	1.00	21.00	21.00
#000000	12.04	21.00	1.00	1.00
##000000	12.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3CB48

Deuteranopia (green-blind)

#D2BF62

Tritanopia (blue-blind)

#30D9C2

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #51df57;
/* rgb */ color: rgb(81, 223, 87);
/* oklch */ color: oklch(79.9% 0.215 143.9);

Tailwind

colors: {
  custom: {
    50: '#92ea8b',
    500: '#51df57',
    950: '#000000',
  },
}

SCSS

$custom: #51df57;
$custom-light: #92ea8b;
$custom-dark: #000000;

JSON

{
  "hex": "#51df57",
  "rgb": {
    "r": 81,
    "g": 223,
    "b": 87
  },
  "hsl": {
    "h": 122.535,
    "s": 68.932,
    "l": 59.608
  },
  "oklch": {
    "l": 0.799,
    "c": 0.21547,
    "h": 143.9
  },
  "luminance": 0.55213
}

Semantic roles & 50–950 ramp

primary

#51DF57

secondary

#9D3799

accent

#3CE4EC

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0E160C

muted

#7F857F

Preview Lab

Preview with #51DF57

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

Preview Lab → · Contrast checker → · Palette generator →