#57B138#57B138

#57B138 is a light, vivid green. Relative luminance 0.338; OKLCH L 68.0% C 0.179 H 138.8°. Best body text is #000000 at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#57B138
RGB	rgb(87, 177, 56)
HSL	hsl(105, 52%, 46%)
HSV	hsv(105, 68%, 69%)
CMYK	cmyk(50.8%, 0%, 68.4%, 30.6%)
CIE-LAB	lab(64.77, -48.94, 51.55)
CIE-LCH	lch(64.77, 71.08, 133.51°)
OKLab	oklab(67.99% -0.1348 0.1179)
OKLCH	oklch(67.99% 0.179 138.8)
XYZ	xyz(20.3657, 33.7545, 9.1827)
Luminance	0.3376 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B138 #9238B1

analogous

#93B138 #57B138 #38B155

triadic

#57B138 #3857B1 #B13857

tetradic

#57B138 #3893B1 #9238B1 #B15538

square

#57B138 #3893B1 #9238B1 #B15538

split-complementary

#57B138 #5538B1 #B13893

monochromatic

#29541B #408329 #57B138 #78CB5B #9EDA8A

Accessibility & contrast

On white

2.71

#57B138 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.75

#57B138 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B138

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B138	#FFFFFF	#000000	##000000
##57B138	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)

#B6A227

Deuteranopia (green-blind)

#AA9A43

Tritanopia (blue-blind)

#4FAB99

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #57b138;
/* rgb */ color: rgb(87, 177, 56);
/* oklch */ color: oklch(68.0% 0.179 138.8);

Tailwind

colors: {
  custom: {
    50: '#8ec975',
    500: '#57b138',
    950: '#000000',
  },
}

SCSS

$custom: #57b138;
$custom-light: #8ec975;
$custom-dark: #000000;

JSON

{
  "hex": "#57b138",
  "rgb": {
    "r": 87,
    "g": 177,
    "b": 56
  },
  "hsl": {
    "h": 104.628,
    "s": 51.931,
    "l": 45.686
  },
  "oklch": {
    "l": 0.67993,
    "c": 0.17908,
    "h": 138.8
  },
  "luminance": 0.33756
}

Semantic roles & 50–950 ramp

primary

#57B138

secondary

#B381C4

accent

#4CDBB7

background

#F9FCF7

surface

#F1F8ED

border

#CBD1C8

text

#0D1309

muted

#7E827B

Preview Lab

Preview with #57B138

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

Preview Lab → · Contrast checker → · Palette generator →