#51D147#51D147

#51D147 is a light, highly saturated green. Relative luminance 0.478; OKLCH L 76.2% C 0.210 H 142.1°. Best body text is #000000 at 10.56:1 contrast (WCAG AA passes).

Color values

HEX	#51D147
RGB	rgb(81, 209, 71)
HSL	hsl(116, 60%, 55%)
HSV	hsv(116, 66%, 82%)
CMYK	cmyk(61.2%, 0%, 66%, 18%)
CIE-LAB	lab(74.70, -60.93, 56.05)
CIE-LCH	lch(74.70, 82.79, 137.39°)
OKLab	oklab(76.17% -0.166 0.1292)
OKLCH	oklch(76.17% 0.21 142.1)
XYZ	xyz(27.3297, 47.8026, 13.7466)
Luminance	0.4780 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D147 #C747D1

analogous

#96D147 #51D147 #47D182

triadic

#51D147 #4751D1 #D14751

tetradic

#51D147 #4796D1 #C747D1 #D18247

square

#51D147 #4796D1 #C747D1 #D18247

split-complementary

#51D147 #8247D1 #D14796

monochromatic

#267E20 #35AF2C #51D147 #7FDD78 #AEE9A9

Accessibility & contrast

On white

1.99

#51D147 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.56

#51D147 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D147

10.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D147	#FFFFFF	#000000	##000000
##51D147	1.00	1.99	10.56	10.56
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.56	21.00	1.00	1.00
##000000	10.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BE35

Deuteranopia (green-blind)

#C6B453

Tritanopia (blue-blind)

#3BCBB5

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #51d147;
/* rgb */ color: rgb(81, 209, 71);
/* oklch */ color: oklch(76.2% 0.210 142.1);

Tailwind

colors: {
  custom: {
    50: '#90e080',
    500: '#51d147',
    950: '#000000',
  },
}

SCSS

$custom: #51d147;
$custom-light: #90e080;
$custom-dark: #000000;

JSON

{
  "hex": "#51d147",
  "rgb": {
    "r": 81,
    "g": 209,
    "b": 71
  },
  "hsl": {
    "h": 115.652,
    "s": 60,
    "l": 54.902
  },
  "oklch": {
    "l": 0.76167,
    "c": 0.21037,
    "h": 142.1
  },
  "luminance": 0.47805
}

Semantic roles & 50–950 ramp

primary

#51D147

secondary

#D39DD7

accent

#45E3D8

background

#F9FDF8

surface

#F2FBEF

border

#CCD4CA

text

#0E150B

muted

#7E837C

Preview Lab

Preview with #51D147

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

Preview Lab → · Contrast checker → · Palette generator →