#57CB59#57CB59

#57CB59 is a light, vivid green. Relative luminance 0.455; OKLCH L 75.0% C 0.187 H 143.7°. Best body text is #000000 at 10.09:1 contrast (WCAG AA passes).

Color values

HEX	#57CB59
RGB	rgb(87, 203, 89)
HSL	hsl(121, 53%, 57%)
HSV	hsv(121, 57%, 80%)
CMYK	cmyk(57.1%, 0%, 56.2%, 20.4%)
CIE-LAB	lab(73.19, -55.41, 46.52)
CIE-LCH	lch(73.19, 72.34, 139.98°)
OKLab	oklab(75.03% -0.1505 0.1105)
OKLCH	oklch(75.03% 0.187 143.7)
XYZ	xyz(27.0881, 45.4570, 16.7959)
Luminance	0.4546 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57CB59 #CB57C9

analogous

#8FCB57 #57CB59 #57CB93

triadic

#57CB59 #5957CB #CB5957

tetradic

#57CB59 #578FCB #CB57C9 #CB9357

square

#57CB59 #578FCB #CB57C9 #CB9357

split-complementary

#57CB59 #9357CB #CB578F

monochromatic

#288029 #36AF38 #57CB59 #86D987 #B4E8B5

Accessibility & contrast

On white

2.08

#57CB59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.09

#57CB59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57CB59

10.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57CB59	#FFFFFF	#000000	##000000
##57CB59	1.00	2.08	10.09	10.09
#FFFFFF	2.08	1.00	21.00	21.00
#000000	10.09	21.00	1.00	1.00
##000000	10.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFBA4E

Deuteranopia (green-blind)

#C0B062

Tritanopia (blue-blind)

#43C6B2

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #57cb59;
/* rgb */ color: rgb(87, 203, 89);
/* oklch */ color: oklch(75.0% 0.187 143.7);

Tailwind

colors: {
  custom: {
    50: '#91dc8b',
    500: '#57cb59',
    950: '#000000',
  },
}

SCSS

$custom: #57cb59;
$custom-light: #91dc8b;
$custom-dark: #000000;

JSON

{
  "hex": "#57cb59",
  "rgb": {
    "r": 87,
    "g": 203,
    "b": 89
  },
  "hsl": {
    "h": 121.034,
    "s": 52.727,
    "l": 56.863
  },
  "oklch": {
    "l": 0.75028,
    "c": 0.18667,
    "h": 143.7
  },
  "luminance": 0.45459
}

Semantic roles & 50–950 ramp

primary

#57CB59

secondary

#D7A7D6

accent

#4CDADC

background

#F9FDF8

surface

#F2FBF0

border

#CCD4CB

text

#0E150C

muted

#7E837D

Preview Lab

Preview with #57CB59

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

Preview Lab → · Contrast checker → · Palette generator →