#57B531#57B531

#57B531 is a light, vivid green. Relative luminance 0.353; OKLCH L 69.0% C 0.189 H 138.4°. Best body text is #000000 at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#57B531
RGB	rgb(87, 181, 49)
HSL	hsl(103, 57%, 45%)
HSV	hsv(103, 73%, 71%)
CMYK	cmyk(51.9%, 0%, 72.9%, 29%)
CIE-LAB	lab(65.98, -51.04, 55.49)
CIE-LCH	lch(65.98, 75.40, 132.61°)
OKLab	oklab(68.97% -0.1409 0.1253)
OKLCH	oklch(68.97% 0.189 138.4)
XYZ	xyz(21.0080, 35.2941, 8.6106)
Luminance	0.3530 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B531 #8F31B5

analogous

#99B531 #57B531 #31B54D

triadic

#57B531 #3157B5 #B53157

tetradic

#57B531 #3199B5 #8F31B5 #B54D31

square

#57B531 #3199B5 #8F31B5 #B54D31

split-complementary

#57B531 #4D31B5 #B53199

monochromatic

#295517 #408524 #57B531 #77D053 #9DDD83

Accessibility & contrast

On white

2.61

#57B531 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.06

#57B531 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B531

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B531	#FFFFFF	#000000	##000000
##57B531	1.00	2.61	8.06	8.06
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.06	21.00	1.00	1.00
##000000	8.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBA519

Deuteranopia (green-blind)

#AE9D3E

Tritanopia (blue-blind)

#4FAF9B

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #57b531;
/* rgb */ color: rgb(87, 181, 49);
/* oklch */ color: oklch(69.0% 0.189 138.4);

Tailwind

colors: {
  custom: {
    50: '#8fcc72',
    500: '#57b531',
    950: '#000000',
  },
}

SCSS

$custom: #57b531;
$custom-light: #8fcc72;
$custom-dark: #000000;

JSON

{
  "hex": "#57b531",
  "rgb": {
    "r": 87,
    "g": 181,
    "b": 49
  },
  "hsl": {
    "h": 102.727,
    "s": 57.391,
    "l": 45.098
  },
  "oklch": {
    "l": 0.68973,
    "c": 0.18855,
    "h": 138.4
  },
  "luminance": 0.35296
}

Semantic roles & 50–950 ramp

primary

#57B531

secondary

#B17BC7

accent

#47E1B4

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0D1308

muted

#7E827B

Preview Lab

Preview with #57B531

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

Preview Lab → · Contrast checker → · Palette generator →