#57B431#57B431

#57B431 is a light, vivid green. Relative luminance 0.349; OKLCH L 68.7% C 0.187 H 138.3°. Best body text is #000000 at 7.98:1 contrast (WCAG AA passes).

Color values

HEX	#57B431
RGB	rgb(87, 180, 49)
HSL	hsl(103, 57%, 45%)
HSV	hsv(103, 73%, 71%)
CMYK	cmyk(51.7%, 0%, 72.8%, 29.4%)
CIE-LAB	lab(65.66, -50.66, 55.18)
CIE-LCH	lch(65.66, 74.90, 132.56°)
OKLab	oklab(68.71% -0.1399 0.1246)
OKLCH	oklch(68.71% 0.187 138.3)
XYZ	xyz(20.8054, 34.8889, 8.5430)
Luminance	0.3489 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B431 #8E31B4

analogous

#99B431 #57B431 #31B44C

triadic

#57B431 #3157B4 #B43157

tetradic

#57B431 #3199B4 #8E31B4 #B44C31

square

#57B431 #3199B4 #8E31B4 #B44C31

split-complementary

#57B431 #4C31B4 #B43199

monochromatic

#285417 #408424 #57B431 #77D052 #9DDD82

Accessibility & contrast

On white

2.63

#57B431 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.98

#57B431 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B431

7.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B431	#FFFFFF	#000000	##000000
##57B431	1.00	2.63	7.98	7.98
#FFFFFF	2.63	1.00	21.00	21.00
#000000	7.98	21.00	1.00	1.00
##000000	7.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BAA419

Deuteranopia (green-blind)

#AE9D3E

Tritanopia (blue-blind)

#4FAE9A

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #57b431;
/* rgb */ color: rgb(87, 180, 49);
/* oklch */ color: oklch(68.7% 0.187 138.3);

Tailwind

colors: {
  custom: {
    50: '#8fcb71',
    500: '#57b431',
    950: '#000000',
  },
}

SCSS

$custom: #57b431;
$custom-light: #8fcb71;
$custom-dark: #000000;

JSON

{
  "hex": "#57b431",
  "rgb": {
    "r": 87,
    "g": 180,
    "b": 49
  },
  "hsl": {
    "h": 102.595,
    "s": 57.205,
    "l": 44.902
  },
  "oklch": {
    "l": 0.68713,
    "c": 0.18733,
    "h": 138.3
  },
  "luminance": 0.34891
}

Semantic roles & 50–950 ramp

primary

#57B431

secondary

#B07BC6

accent

#47E0B4

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0D1308

muted

#7E827B

Preview Lab

Preview with #57B431

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

Preview Lab → · Contrast checker → · Palette generator →