#51DA69#51DA69

#51DA69 is a light, vivid green. Relative luminance 0.529; OKLCH L 78.9% C 0.195 H 146.6°. Best body text is #000000 at 11.58:1 contrast (WCAG AA passes).

Color values

HEX	#51DA69
RGB	rgb(81, 218, 105)
HSL	hsl(131, 65%, 59%)
HSV	hsv(131, 63%, 85%)
CMYK	cmyk(62.8%, 0%, 51.8%, 14.5%)
CIE-LAB	lab(77.82, -60.18, 44.51)
CIE-LCH	lch(77.82, 74.85, 143.51°)
OKLab	oklab(78.86% -0.1626 0.1071)
OKLCH	oklch(78.86% 0.195 146.6)
XYZ	xyz(31.0125, 52.9090, 21.9400)
Luminance	0.5291 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DA69 #DA51C2

analogous

#7DDA51 #51DA69 #51DAAD

triadic

#51DA69 #6951DA #DA6951

tetradic

#51DA69 #517DDA #DA51C2 #DAAD51

square

#51DA69 #517DDA #DA51C2 #DAAD51

split-complementary

#51DA69 #AD51DA #DA517D

monochromatic

#1F9233 #2AC445 #51DA69 #83E595 #B6EFC0

Accessibility & contrast

On white

1.81

#51DA69 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.58

#51DA69 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DA69

11.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DA69	#FFFFFF	#000000	##000000
##51DA69	1.00	1.81	11.58	11.58
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.58	21.00	1.00	1.00
##000000	11.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDC85F

Deuteranopia (green-blind)

#CCBC71

Tritanopia (blue-blind)

#2BD5C0

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #51da69;
/* rgb */ color: rgb(81, 218, 105);
/* oklch */ color: oklch(78.9% 0.195 146.6);

Tailwind

colors: {
  custom: {
    50: '#90e696',
    500: '#51da69',
    950: '#000000',
  },
}

SCSS

$custom: #51da69;
$custom-light: #90e696;
$custom-dark: #000000;

JSON

{
  "hex": "#51da69",
  "rgb": {
    "r": 81,
    "g": 218,
    "b": 105
  },
  "hsl": {
    "h": 130.511,
    "s": 64.929,
    "l": 58.627
  },
  "oklch": {
    "l": 0.78855,
    "c": 0.19471,
    "h": 146.6
  },
  "luminance": 0.52912
}

Semantic roles & 50–950 ramp

primary

#51DA69

secondary

#973986

accent

#40CAE8

background

#FCFEFC

surface

#F5FDF5

border

#CFD5CF

text

#0E160D

muted

#7F847F

Preview Lab

Preview with #51DA69

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

Preview Lab → · Contrast checker → · Palette generator →