#57B137#57B137

#57B137 is a light, vivid green. Relative luminance 0.337; OKLCH L 68.0% C 0.180 H 138.7°. Best body text is #000000 at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#57B137
RGB	rgb(87, 177, 55)
HSL	hsl(104, 53%, 45%)
HSV	hsv(104, 69%, 69%)
CMYK	cmyk(50.8%, 0%, 68.9%, 30.6%)
CIE-LAB	lab(64.76, -49.02, 51.94)
CIE-LCH	lch(64.76, 71.42, 133.34°)
OKLab	oklab(67.98% -0.1351 0.1186)
OKLCH	oklch(67.98% 0.18 138.7)
XYZ	xyz(20.3415, 33.7449, 9.0552)
Luminance	0.3375 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B137 #9137B1

analogous

#94B137 #57B137 #37B154

triadic

#57B137 #3757B1 #B13757

tetradic

#57B137 #3794B1 #9137B1 #B15437

square

#57B137 #3794B1 #9137B1 #B15437

split-complementary

#57B137 #5437B1 #B13794

monochromatic

#29541A #408228 #57B137 #78CC5A #9EDA88

Accessibility & contrast

On white

2.71

#57B137 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.75

#57B137 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B137

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B137	#FFFFFF	#000000	##000000
##57B137	1.00	2.71	7.75	7.75
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.75	21.00	1.00	1.00
##000000	7.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A225

Deuteranopia (green-blind)

#AB9A42

Tritanopia (blue-blind)

#4FAB98

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #57b137;
/* rgb */ color: rgb(87, 177, 55);
/* oklch */ color: oklch(68.0% 0.180 138.7);

Tailwind

colors: {
  custom: {
    50: '#8fc974',
    500: '#57b137',
    950: '#000000',
  },
}

SCSS

$custom: #57b137;
$custom-light: #8fc974;
$custom-dark: #000000;

JSON

{
  "hex": "#57b137",
  "rgb": {
    "r": 87,
    "g": 177,
    "b": 55
  },
  "hsl": {
    "h": 104.262,
    "s": 52.586,
    "l": 45.49
  },
  "oklch": {
    "l": 0.67984,
    "c": 0.17977,
    "h": 138.7
  },
  "luminance": 0.33746
}

Semantic roles & 50–950 ramp

primary

#57B137

secondary

#B280C4

accent

#4CDCB6

background

#F9FCF7

surface

#F1F8ED

border

#CBD1C8

text

#0D1309

muted

#7E827B

Preview Lab

Preview with #57B137

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

Preview Lab → · Contrast checker → · Palette generator →