#51D87D#51D87D

#51D87D is a light, vivid green. Relative luminance 0.523; OKLCH L 78.7% C 0.174 H 150.9°. Best body text is #000000 at 11.47:1 contrast (WCAG AA passes).

Color values

HEX	#51D87D
RGB	rgb(81, 216, 125)
HSL	hsl(140, 63%, 58%)
HSV	hsv(140, 63%, 85%)
CMYK	cmyk(62.5%, 0%, 42.1%, 15.3%)
CIE-LAB	lab(77.48, -56.39, 34.25)
CIE-LCH	lch(77.48, 65.97, 148.73°)
OKLab	oklab(78.67% -0.1523 0.0846)
OKLCH	oklch(78.67% 0.174 150.9)
XYZ	xyz(31.6484, 52.3385, 27.8325)
Luminance	0.5234 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D87D #D851AC

analogous

#68D851 #51D87D #51D8C1

triadic

#51D87D #7D51D8 #D87D51

tetradic

#51D87D #5168D8 #D851AC #D8C151

square

#51D87D #5168D8 #D851AC #D8C151

split-complementary

#51D87D #C151D8 #D85168

monochromatic

#208F44 #2BC15C #51D87D #83E3A2 #B5EEC8

Accessibility & contrast

On white

1.83

#51D87D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.47

#51D87D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D87D

11.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D87D	#FFFFFF	#000000	##000000
##51D87D	1.00	1.83	11.47	11.47
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.47	21.00	1.00	1.00
##000000	11.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C776

Deuteranopia (green-blind)

#C8BB83

Tritanopia (blue-blind)

#1FD5C2

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #51d87d;
/* rgb */ color: rgb(81, 216, 125);
/* oklch */ color: oklch(78.7% 0.174 150.9);

Tailwind

colors: {
  custom: {
    50: '#8fe5a3',
    500: '#51d87d',
    950: '#000000',
  },
}

SCSS

$custom: #51d87d;
$custom-light: #8fe5a3;
$custom-dark: #000000;

JSON

{
  "hex": "#51d87d",
  "rgb": {
    "r": 81,
    "g": 216,
    "b": 125
  },
  "hsl": {
    "h": 139.556,
    "s": 63.38,
    "l": 58.235
  },
  "oklch": {
    "l": 0.78666,
    "c": 0.17423,
    "h": 150.9
  },
  "luminance": 0.52342
}

Semantic roles & 50–950 ramp

primary

#51D87D

secondary

#943976

accent

#41B1E6

background

#FCFEFC

surface

#F5FCF5

border

#CFD5CF

text

#0E160F

muted

#7F8480

Preview Lab

Preview with #51D87D

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

Preview Lab → · Contrast checker → · Palette generator →