#57A231#57A231

#57A231 is a light, vivid yellow-green. Relative luminance 0.281; OKLCH L 64.0% C 0.165 H 137.0°. Best body text is #000000 at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#57A231
RGB	rgb(87, 162, 49)
HSL	hsl(100, 54%, 41%)
HSV	hsv(100, 70%, 64%)
CMYK	cmyk(46.3%, 0%, 69.8%, 36.5%)
CIE-LAB	lab(59.97, -43.52, 49.33)
CIE-LCH	lch(59.97, 65.78, 131.42°)
OKLab	oklab(64.03% -0.1206 0.1124)
OKLCH	oklch(64.03% 0.165 137)
XYZ	xyz(17.4047, 28.0875, 7.4095)
Luminance	0.2809 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57A231 #7C31A2

analogous

#90A231 #57A231 #31A244

triadic

#57A231 #3157A2 #A23157

tetradic

#57A231 #3190A2 #7C31A2 #A24431

square

#57A231 #3190A2 #7C31A2 #A24431

split-complementary

#57A231 #4431A2 #A23190

monochromatic

#254415 #3E7323 #57A231 #73C848 #97D677

Accessibility & contrast

On white

3.17

#57A231 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.62

#57A231 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #57A231

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57A231	#FFFFFF	#000000	##000000
##57A231	1.00	3.17	6.62	6.62
#FFFFFF	3.17	1.00	21.00	21.00
#000000	6.62	21.00	1.00	1.00
##000000	6.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A79420

Deuteranopia (green-blind)

#9D8E3B

Tritanopia (blue-blind)

#539C8B

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #57a231;
/* rgb */ color: rgb(87, 162, 49);
/* oklch */ color: oklch(64.0% 0.165 137.0);

Tailwind

colors: {
  custom: {
    50: '#8dbe6f',
    500: '#57a231',
    950: '#000000',
  },
}

SCSS

$custom: #57a231;
$custom-light: #8dbe6f;
$custom-dark: #000000;

JSON

{
  "hex": "#57a231",
  "rgb": {
    "r": 87,
    "g": 162,
    "b": 49
  },
  "hsl": {
    "h": 99.823,
    "s": 53.555,
    "l": 41.373
  },
  "oklch": {
    "l": 0.64033,
    "c": 0.16482,
    "h": 137
  },
  "luminance": 0.28089
}

Semantic roles & 50–950 ramp

primary

#57A231

secondary

#A471BE

accent

#4BDDAC

background

#F9FBF6

surface

#F1F7EC

border

#CBD0C7

text

#0D1208

muted

#7E817B

Preview Lab

Preview with #57A231

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

Preview Lab → · Contrast checker → · Palette generator →