#51D642#51D642

#51D642 is a light, highly saturated green. Relative luminance 0.502; OKLCH L 77.4% C 0.220 H 141.7°. Best body text is #000000 at 11.05:1 contrast (WCAG AA passes).

Color values

HEX	#51D642
RGB	rgb(81, 214, 66)
HSL	hsl(114, 64%, 55%)
HSV	hsv(114, 69%, 84%)
CMYK	cmyk(62.1%, 0%, 69.2%, 16.1%)
CIE-LAB	lab(76.21, -63.11, 59.62)
CIE-LCH	lch(76.21, 86.82, 136.63°)
OKLab	oklab(77.41% -0.1722 0.1362)
OKLCH	oklch(77.41% 0.22 141.7)
XYZ	xyz(28.4218, 50.2331, 13.3514)
Luminance	0.5024 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D642 #C742D6

analogous

#9BD642 #51D642 #42D67D

triadic

#51D642 #4251D6 #D64251

tetradic

#51D642 #429BD6 #C742D6 #D67D42

square

#51D642 #429BD6 #C742D6 #D67D42

split-complementary

#51D642 #7D42D6 #D6429B

monochromatic

#26821C #35B427 #51D642 #7FE174 #AEECA7

Accessibility & contrast

On white

1.90

#51D642 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.05

#51D642 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D642

11.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D642	#FFFFFF	#000000	##000000
##51D642	1.00	1.90	11.05	11.05
#FFFFFF	1.90	1.00	21.00	21.00
#000000	11.05	21.00	1.00	1.00
##000000	11.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBC32B

Deuteranopia (green-blind)

#CBB850

Tritanopia (blue-blind)

#3AD0B8

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #51d642;
/* rgb */ color: rgb(81, 214, 66);
/* oklch */ color: oklch(77.4% 0.220 141.7);

Tailwind

colors: {
  custom: {
    50: '#91e47e',
    500: '#51d642',
    950: '#000000',
  },
}

SCSS

$custom: #51d642;
$custom-light: #91e47e;
$custom-dark: #000000;

JSON

{
  "hex": "#51d642",
  "rgb": {
    "r": 81,
    "g": 214,
    "b": 66
  },
  "hsl": {
    "h": 113.919,
    "s": 64.348,
    "l": 54.902
  },
  "oklch": {
    "l": 0.77405,
    "c": 0.21951,
    "h": 141.7
  },
  "luminance": 0.50236
}

Semantic roles & 50–950 ramp

primary

#51D642

secondary

#803488

accent

#40E7D6

background

#FCFEFB

surface

#F5FCF2

border

#CFD5CC

text

#0E160A

muted

#7F847D

Preview Lab

Preview with #51D642

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

Preview Lab → · Contrast checker → · Palette generator →