#57CB5B#57CB5B

#57CB5B is a light, vivid green. Relative luminance 0.455; OKLCH L 75.1% C 0.185 H 144.0°. Best body text is #000000 at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#57CB5B
RGB	rgb(87, 203, 91)
HSL	hsl(122, 53%, 57%)
HSV	hsv(122, 57%, 80%)
CMYK	cmyk(57.1%, 0%, 55.2%, 20.4%)
CIE-LAB	lab(73.21, -55.16, 45.61)
CIE-LCH	lch(73.21, 71.57, 140.41°)
OKLab	oklab(75.05% -0.1497 0.1086)
OKLCH	oklch(75.05% 0.185 144)
XYZ	xyz(27.1732, 45.4910, 17.2442)
Luminance	0.4549 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57CB5B #CB57C7

analogous

#8DCB57 #57CB5B #57CB95

triadic

#57CB5B #5B57CB #CB5B57

tetradic

#57CB5B #578DCB #CB57C7 #CB9557

square

#57CB5B #578DCB #CB57C7 #CB9557

split-complementary

#57CB5B #9557CB #CB578D

monochromatic

#28802B #36AF3A #57CB5B #86D989 #B4E8B6

Accessibility & contrast

On white

2.08

#57CB5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.10

#57CB5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57CB5B

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57CB5B	#FFFFFF	#000000	##000000
##57CB5B	1.00	2.08	10.10	10.10
#FFFFFF	2.08	1.00	21.00	21.00
#000000	10.10	21.00	1.00	1.00
##000000	10.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFBA50

Deuteranopia (green-blind)

#C0B063

Tritanopia (blue-blind)

#42C6B2

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #57cb5b;
/* rgb */ color: rgb(87, 203, 91);
/* oklch */ color: oklch(75.1% 0.185 144.0);

Tailwind

colors: {
  custom: {
    50: '#91dc8c',
    500: '#57cb5b',
    950: '#000000',
  },
}

SCSS

$custom: #57cb5b;
$custom-light: #91dc8c;
$custom-dark: #000000;

JSON

{
  "hex": "#57cb5b",
  "rgb": {
    "r": 87,
    "g": 203,
    "b": 91
  },
  "hsl": {
    "h": 122.069,
    "s": 52.727,
    "l": 56.863
  },
  "oklch": {
    "l": 0.75054,
    "c": 0.18497,
    "h": 144
  },
  "luminance": 0.45493
}

Semantic roles & 50–950 ramp

primary

#57CB5B

secondary

#D7A7D5

accent

#4CD7DC

background

#F9FDF8

surface

#F2FBF0

border

#CCD4CB

text

#0E150C

muted

#7E837D

Preview Lab

Preview with #57CB5B

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

Preview Lab → · Contrast checker → · Palette generator →