#51C876#51C876

#51C876 is a light, vivid green. Relative luminance 0.444; OKLCH L 74.5% C 0.159 H 150.8°. Best body text is #000000 at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#51C876
RGB	rgb(81, 200, 118)
HSL	hsl(139, 52%, 55%)
HSV	hsv(139, 60%, 78%)
CMYK	cmyk(59.5%, 0%, 41%, 21.6%)
CIE-LAB	lab(72.47, -51.38, 31.29)
CIE-LCH	lch(72.47, 60.16, 148.66°)
OKLab	oklab(74.51% -0.139 0.0775)
OKLCH	oklch(74.51% 0.159 150.8)
XYZ	xyz(27.3156, 44.3633, 24.2595)
Luminance	0.4437 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C876 #C851A3

analogous

#68C851 #51C876 #51C8B1

triadic

#51C876 #7651C8 #C87651

tetradic

#51C876 #5168C8 #C851A3 #C8B151

square

#51C876 #5168C8 #C851A3 #C8B151

split-complementary

#51C876 #B151C8 #C85168

monochromatic

#267940 #35A758 #51C876 #80D79B #AEE5BF

Accessibility & contrast

On white

2.13

#51C876 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.87

#51C876 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C876

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C876	#FFFFFF	#000000	##000000
##51C876	1.00	2.13	9.87	9.87
#FFFFFF	2.13	1.00	21.00	21.00
#000000	9.87	21.00	1.00	1.00
##000000	9.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B870

Deuteranopia (green-blind)

#B9AD7B

Tritanopia (blue-blind)

#2DC5B4

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #51c876;
/* rgb */ color: rgb(81, 200, 118);
/* oklch */ color: oklch(74.5% 0.159 150.8);

Tailwind

colors: {
  custom: {
    50: '#8dd99e',
    500: '#51c876',
    950: '#000000',
  },
}

SCSS

$custom: #51c876;
$custom-light: #8dd99e;
$custom-dark: #000000;

JSON

{
  "hex": "#51c876",
  "rgb": {
    "r": 81,
    "g": 200,
    "b": 118
  },
  "hsl": {
    "h": 138.655,
    "s": 51.965,
    "l": 55.098
  },
  "oklch": {
    "l": 0.74509,
    "c": 0.15913,
    "h": 150.8
  },
  "luminance": 0.44366
}

Semantic roles & 50–950 ramp

primary

#51C876

secondary

#D3A1C4

accent

#4CAFDB

background

#F9FDF9

surface

#F1FBF2

border

#CBD4CC

text

#0D150E

muted

#7E837E

Preview Lab

Preview with #51C876

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

Preview Lab → · Contrast checker → · Palette generator →