#51D059#51D059

#51D059 is a light, vivid green. Relative luminance 0.476; OKLCH L 76.1% C 0.196 H 144.4°. Best body text is #000000 at 10.52:1 contrast (WCAG AA passes).

Color values

HEX	#51D059
RGB	rgb(81, 208, 89)
HSL	hsl(124, 57%, 57%)
HSV	hsv(124, 61%, 82%)
CMYK	cmyk(61.1%, 0%, 57.2%, 18.4%)
CIE-LAB	lab(74.56, -58.64, 48.08)
CIE-LCH	lch(74.56, 75.83, 140.65°)
OKLab	oklab(76.11% -0.1589 0.1139)
OKLCH	oklch(76.11% 0.196 144.4)
XYZ	xyz(27.7507, 47.5797, 17.1706)
Luminance	0.4758 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D059 #D051C8

analogous

#88D051 #51D059 #51D099

triadic

#51D059 #5951D0 #D05951

tetradic

#51D059 #5188D0 #D051C8 #D09951

square

#51D059 #5188D0 #D051C8 #D09951

split-complementary

#51D059 #9951D0 #D05188

monochromatic

#238329 #30B339 #51D059 #81DD87 #B1EAB5

Accessibility & contrast

On white

2.00

#51D059 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.52

#51D059 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D059

10.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D059	#FFFFFF	#000000	##000000
##51D059	1.00	2.00	10.52	10.52
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.52	21.00	1.00	1.00
##000000	10.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4BE4D

Deuteranopia (green-blind)

#C4B362

Tritanopia (blue-blind)

#36CBB6

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #51d059;
/* rgb */ color: rgb(81, 208, 89);
/* oklch */ color: oklch(76.1% 0.196 144.4);

Tailwind

colors: {
  custom: {
    50: '#8fdf8b',
    500: '#51d059',
    950: '#000000',
  },
}

SCSS

$custom: #51d059;
$custom-light: #8fdf8b;
$custom-dark: #000000;

JSON

{
  "hex": "#51d059",
  "rgb": {
    "r": 81,
    "g": 208,
    "b": 89
  },
  "hsl": {
    "h": 123.78,
    "s": 57.466,
    "l": 56.667
  },
  "oklch": {
    "l": 0.76105,
    "c": 0.19553,
    "h": 144.4
  },
  "luminance": 0.47582
}

Semantic roles & 50–950 ramp

primary

#51D059

secondary

#D8A4D5

accent

#47D7E1

background

#F9FDF8

surface

#F2FBF0

border

#CCD4CB

text

#0E150C

muted

#7E837D

Preview Lab

Preview with #51D059

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

Preview Lab → · Contrast checker → · Palette generator →