#51B032#51B032

#51B032 is a light, vivid green. Relative luminance 0.330; OKLCH L 67.4% C 0.185 H 139.2°. Best body text is #000000 at 7.61:1 contrast (WCAG AA passes).

Color values

HEX	#51B032
RGB	rgb(81, 176, 50)
HSL	hsl(105, 56%, 44%)
HSV	hsv(105, 72%, 69%)
CMYK	cmyk(54%, 0%, 71.6%, 31%)
CIE-LAB	lab(64.18, -50.76, 53.23)
CIE-LCH	lch(64.18, 73.55, 133.64°)
OKLab	oklab(67.44% -0.1397 0.1207)
OKLCH	oklch(67.44% 0.185 139.2)
XYZ	xyz(19.4936, 33.0287, 8.3649)
Luminance	0.3303 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51B032 #9132B0

analogous

#90B032 #51B032 #32B052

triadic

#51B032 #3251B0 #B03251

tetradic

#51B032 #3290B0 #9132B0 #B05232

square

#51B032 #3290B0 #9132B0 #B05232

split-complementary

#51B032 #5232B0 #B03290

monochromatic

#255117 #3B8024 #51B032 #70CE51 #97DB81

Accessibility & contrast

On white

2.76

#51B032 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.61

#51B032 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51B032

7.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51B032	#FFFFFF	#000000	##000000
##51B032	1.00	2.76	7.61	7.61
#FFFFFF	2.76	1.00	21.00	21.00
#000000	7.61	21.00	1.00	1.00
##000000	7.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A01D

Deuteranopia (green-blind)

#A9993E

Tritanopia (blue-blind)

#48AA97

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #51b032;
/* rgb */ color: rgb(81, 176, 50);
/* oklch */ color: oklch(67.4% 0.185 139.2);

Tailwind

colors: {
  custom: {
    50: '#8bc871',
    500: '#51b032',
    950: '#000000',
  },
}

SCSS

$custom: #51b032;
$custom-light: #8bc871;
$custom-dark: #000000;

JSON

{
  "hex": "#51b032",
  "rgb": {
    "r": 81,
    "g": 176,
    "b": 50
  },
  "hsl": {
    "h": 105.238,
    "s": 55.752,
    "l": 44.314
  },
  "oklch": {
    "l": 0.67437,
    "c": 0.18465,
    "h": 139.2
  },
  "luminance": 0.3303
}

Semantic roles & 50–950 ramp

primary

#51B032

secondary

#B279C4

accent

#49DFBA

background

#F9FCF7

surface

#F1F8ED

border

#CBD1C8

text

#0D1308

muted

#7E827B

Preview Lab

Preview with #51B032

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

Preview Lab → · Contrast checker → · Palette generator →