#57B129#57B129

#57B129 is a light, vivid yellow-green. Relative luminance 0.336; OKLCH L 67.9% C 0.188 H 137.5°. Best body text is #000000 at 7.73:1 contrast (WCAG AA passes).

Color values

HEX	#57B129
RGB	rgb(87, 177, 41)
HSL	hsl(100, 62%, 43%)
HSV	hsv(100, 77%, 69%)
CMYK	cmyk(50.8%, 0%, 76.8%, 30.6%)
CIE-LAB	lab(64.67, -50.05, 56.98)
CIE-LCH	lch(64.67, 75.84, 131.29°)
OKLab	oklab(67.88% -0.1387 0.1273)
OKLCH	oklch(67.88% 0.188 137.5)
XYZ	xyz(20.0522, 33.6292, 7.5318)
Luminance	0.3363 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B129 #8329B1

analogous

#9BB129 #57B129 #29B13F

triadic

#57B129 #2957B1 #B12957

tetradic

#57B129 #299BB1 #8329B1 #B13F29

square

#57B129 #299BB1 #8329B1 #B13F29

split-complementary

#57B129 #3F29B1 #B1299B

monochromatic

#264E12 #3F7F1D #57B129 #74D444 #99DF75

Accessibility & contrast

On white

2.72

#57B129 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.73

#57B129 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B129

7.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B129	#FFFFFF	#000000	##000000
##57B129	1.00	2.72	7.73	7.73
#FFFFFF	2.72	1.00	21.00	21.00
#000000	7.73	21.00	1.00	1.00
##000000	7.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A106

Deuteranopia (green-blind)

#AB9A38

Tritanopia (blue-blind)

#51AB97

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #57b129;
/* rgb */ color: rgb(87, 177, 41);
/* oklch */ color: oklch(67.9% 0.188 137.5);

Tailwind

colors: {
  custom: {
    50: '#8fc96d',
    500: '#57b129',
    950: '#000000',
  },
}

SCSS

$custom: #57b129;
$custom-light: #8fc96d;
$custom-dark: #000000;

JSON

{
  "hex": "#57b129",
  "rgb": {
    "r": 87,
    "g": 177,
    "b": 41
  },
  "hsl": {
    "h": 99.706,
    "s": 62.385,
    "l": 42.745
  },
  "oklch": {
    "l": 0.67879,
    "c": 0.18825,
    "h": 137.5
  },
  "luminance": 0.33631
}

Semantic roles & 50–950 ramp

primary

#57B129

secondary

#A96FC7

accent

#42E5AE

background

#F9FCF6

surface

#F2F8EC

border

#CCD1C7

text

#0D1308

muted

#7E827B

Preview Lab

Preview with #57B129

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

Preview Lab → · Contrast checker → · Palette generator →