#57C581#57C581

#57C581 is a light, vivid green. Relative luminance 0.435; OKLCH L 74.2% C 0.142 H 153.9°. Best body text is #000000 at 9.71:1 contrast (WCAG AA passes).

Color values

HEX	#57C581
RGB	rgb(87, 197, 129)
HSL	hsl(143, 49%, 56%)
HSV	hsv(143, 56%, 77%)
CMYK	cmyk(55.8%, 0%, 34.5%, 22.7%)
CIE-LAB	lab(71.92, -46.84, 24.86)
CIE-LCH	lch(71.92, 53.03, 152.05°)
OKLab	oklab(74.17% -0.1273 0.0625)
OKLCH	oklch(74.17% 0.142 153.9)
XYZ	xyz(27.8570, 43.5412, 27.7009)
Luminance	0.4354 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57C581 #C5579B

analogous

#64C557 #57C581 #57C5B8

triadic

#57C581 #8157C5 #C58157

tetradic

#57C581 #5764C5 #C5579B #C5B857

square

#57C581 #5764C5 #C5579B #C5B857

split-complementary

#57C581 #B857C5 #C55764

monochromatic

#297848 #39A663 #57C581 #84D5A3 #B2E4C5

Accessibility & contrast

On white

2.16

#57C581 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.71

#57C581 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57C581

9.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57C581	#FFFFFF	#000000	##000000
##57C581	1.00	2.16	9.71	9.71
#FFFFFF	2.16	1.00	21.00	21.00
#000000	9.71	21.00	1.00	1.00
##000000	9.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5B77D

Deuteranopia (green-blind)

#B6AC85

Tritanopia (blue-blind)

#37C3B3

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #57c581;
/* rgb */ color: rgb(87, 197, 129);
/* oklch */ color: oklch(74.2% 0.142 153.9);

Tailwind

colors: {
  custom: {
    50: '#8fd7a6',
    500: '#57c581',
    950: '#000000',
  },
}

SCSS

$custom: #57c581;
$custom-light: #8fd7a6;
$custom-dark: #000000;

JSON

{
  "hex": "#57c581",
  "rgb": {
    "r": 87,
    "g": 197,
    "b": 129
  },
  "hsl": {
    "h": 142.909,
    "s": 48.673,
    "l": 55.686
  },
  "oklch": {
    "l": 0.74171,
    "c": 0.14179,
    "h": 153.9
  },
  "luminance": 0.43544
}

Semantic roles & 50–950 ramp

primary

#57C581

secondary

#D3A5C1

accent

#50A4D8

background

#F9FDFA

surface

#F2FAF4

border

#CCD3CE

text

#0D140F

muted

#7E837F

Preview Lab

Preview with #57C581

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

Preview Lab → · Contrast checker → · Palette generator →