#51D183#51D183

#51D183 is a light, vivid green. Relative luminance 0.490; OKLCH L 77.0% C 0.159 H 153.4°. Best body text is #000000 at 10.80:1 contrast (WCAG AA passes).

Color values

HEX	#51D183
RGB	rgb(81, 209, 131)
HSL	hsl(143, 58%, 57%)
HSV	hsv(143, 61%, 82%)
CMYK	cmyk(61.2%, 0%, 37.3%, 18%)
CIE-LAB	lab(75.44, -52.63, 28.50)
CIE-LCH	lch(75.44, 59.85, 151.57°)
OKLab	oklab(77.02% -0.1425 0.0712)
OKLCH	oklch(77.02% 0.159 153.4)
XYZ	xyz(30.2881, 48.9859, 29.3274)
Luminance	0.4899 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D183 #D1519F

analogous

#5FD151 #51D183 #51D1C3

triadic

#51D183 #8351D1 #D18351

tetradic

#51D183 #515FD1 #D1519F #D1C351

square

#51D183 #515FD1 #D1519F #D1C351

split-complementary

#51D183 #C351D1 #D1515F

monochromatic

#238549 #30B564 #51D183 #81DEA5 #B2EBC8

Accessibility & contrast

On white

1.94

#51D183 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.80

#51D183 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D183

10.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D183	#FFFFFF	#000000	##000000
##51D183	1.00	1.94	10.80	10.80
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.80	21.00	1.00	1.00
##000000	10.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1C17E

Deuteranopia (green-blind)

#C0B588

Tritanopia (blue-blind)

#1FCEBD

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #51d183;
/* rgb */ color: rgb(81, 209, 131);
/* oklch */ color: oklch(77.0% 0.159 153.4);

Tailwind

colors: {
  custom: {
    50: '#8ee0a7',
    500: '#51d183',
    950: '#000000',
  },
}

SCSS

$custom: #51d183;
$custom-light: #8ee0a7;
$custom-dark: #000000;

JSON

{
  "hex": "#51d183",
  "rgb": {
    "r": 81,
    "g": 209,
    "b": 131
  },
  "hsl": {
    "h": 143.438,
    "s": 58.182,
    "l": 56.863
  },
  "oklch": {
    "l": 0.7702,
    "c": 0.15933,
    "h": 153.4
  },
  "luminance": 0.48989
}

Semantic roles & 50–950 ramp

primary

#51D183

secondary

#D9A5C5

accent

#46A5E1

background

#F9FDFA

surface

#F2FBF4

border

#CCD4CE

text

#0D150F

muted

#7E837F

Preview Lab

Preview with #51D183

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

Preview Lab → · Contrast checker → · Palette generator →