#51D359#51D359

#51D359 is a light, vivid green. Relative luminance 0.491; OKLCH L 76.9% C 0.199 H 144.3°. Best body text is #000000 at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#51D359
RGB	rgb(81, 211, 89)
HSL	hsl(124, 60%, 57%)
HSV	hsv(124, 62%, 83%)
CMYK	cmyk(61.6%, 0%, 57.8%, 17.3%)
CIE-LAB	lab(75.49, -59.72, 49.17)
CIE-LCH	lch(75.49, 77.36, 140.53°)
OKLab	oklab(76.87% -0.1619 0.1162)
OKLCH	oklch(76.87% 0.199 144.3)
XYZ	xyz(28.4891, 49.0564, 17.4167)
Luminance	0.4906 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D359 #D351CB

analogous

#8AD351 #51D359 #51D39A

triadic

#51D359 #5951D3 #D35951

tetradic

#51D359 #518AD3 #D351CB #D39A51

square

#51D359 #518AD3 #D351CB #D39A51

split-complementary

#51D359 #9A51D3 #D3518A

monochromatic

#228728 #2FB837 #51D359 #82DF88 #B3ECB6

Accessibility & contrast

On white

1.94

#51D359 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.81

#51D359 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D359

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D359	#FFFFFF	#000000	##000000
##51D359	1.00	1.94	10.81	10.81
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.81	21.00	1.00	1.00
##000000	10.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7C14D

Deuteranopia (green-blind)

#C7B663

Tritanopia (blue-blind)

#35CEB8

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #51d359;
/* rgb */ color: rgb(81, 211, 89);
/* oklch */ color: oklch(76.9% 0.199 144.3);

Tailwind

colors: {
  custom: {
    50: '#8fe18b',
    500: '#51d359',
    950: '#000000',
  },
}

SCSS

$custom: #51d359;
$custom-light: #8fe18b;
$custom-dark: #000000;

JSON

{
  "hex": "#51d359",
  "rgb": {
    "r": 81,
    "g": 211,
    "b": 89
  },
  "hsl": {
    "h": 123.692,
    "s": 59.633,
    "l": 57.255
  },
  "oklch": {
    "l": 0.7687,
    "c": 0.19928,
    "h": 144.3
  },
  "luminance": 0.49059
}

Semantic roles & 50–950 ramp

primary

#51D359

secondary

#DAA6D7

accent

#45D9E3

background

#F9FDF8

surface

#F2FBF0

border

#CCD4CB

text

#0E150C

muted

#7E837D

Preview Lab

Preview with #51D359

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

Preview Lab → · Contrast checker → · Palette generator →