#51B142#51B142

#51B142 is a light, vivid green. Relative luminance 0.336; OKLCH L 67.8% C 0.175 H 141.1°. Best body text is #000000 at 7.72:1 contrast (WCAG AA passes).

Color values

HEX	#51B142
RGB	rgb(81, 177, 66)
HSL	hsl(112, 46%, 48%)
HSV	hsv(112, 63%, 69%)
CMYK	cmyk(54.2%, 0%, 62.7%, 30.6%)
CIE-LAB	lab(64.63, -49.67, 47.08)
CIE-LCH	lch(64.63, 68.44, 136.53°)
OKLab	oklab(67.85% -0.1358 0.1097)
OKLCH	oklch(67.85% 0.175 141.1)
XYZ	xyz(20.0979, 33.5853, 10.5767)
Luminance	0.3359 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51B142 #A242B1

analogous

#88B142 #51B142 #42B16B

triadic

#51B142 #4251B1 #B14251

tetradic

#51B142 #4288B1 #A242B1 #B16B42

square

#51B142 #4288B1 #A242B1 #B16B42

split-complementary

#51B142 #6B42B1 #B14288

monochromatic

#285821 #3D8431 #51B142 #76C769 #9FD896

Accessibility & contrast

On white

2.72

#51B142 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.72

#51B142 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51B142

7.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51B142	#FFFFFF	#000000	##000000
##51B142	1.00	2.72	7.72	7.72
#FFFFFF	2.72	1.00	21.00	21.00
#000000	7.72	21.00	1.00	1.00
##000000	7.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A235

Deuteranopia (green-blind)

#A99A4B

Tritanopia (blue-blind)

#45AC9A

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #51b142;
/* rgb */ color: rgb(81, 177, 66);
/* oklch */ color: oklch(67.8% 0.175 141.1);

Tailwind

colors: {
  custom: {
    50: '#8bc97b',
    500: '#51b142',
    950: '#000000',
  },
}

SCSS

$custom: #51b142;
$custom-light: #8bc97b;
$custom-dark: #000000;

JSON

{
  "hex": "#51b142",
  "rgb": {
    "r": 81,
    "g": 177,
    "b": 66
  },
  "hsl": {
    "h": 111.892,
    "s": 45.679,
    "l": 47.647
  },
  "oklch": {
    "l": 0.67848,
    "c": 0.17454,
    "h": 141.1
  },
  "luminance": 0.33587
}

Semantic roles & 50–950 ramp

primary

#51B142

secondary

#BC8BC3

accent

#52D5C4

background

#F9FCF7

surface

#F1F8EE

border

#CBD1C9

text

#0D130A

muted

#7E827C

Preview Lab

Preview with #51B142

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

Preview Lab → · Contrast checker → · Palette generator →