#57FF91#57FF91

#57FF91 is a very light, highly saturated green. Relative luminance 0.756; OKLCH L 88.8% C 0.204 H 151.1°. Best body text is #000000 at 16.12:1 contrast (WCAG AA passes).

Color values

HEX	#57FF91
RGB	rgb(87, 255, 145)
HSL	hsl(141, 100%, 67%)
HSV	hsv(141, 66%, 100%)
CMYK	cmyk(65.9%, 0%, 43.1%, 0%)
CIE-LAB	lab(89.67, -66.35, 40.13)
CIE-LCH	lch(89.67, 77.54, 148.83°)
OKLab	oklab(88.84% -0.1789 0.0989)
OKLCH	oklch(88.84% 0.204 151.1)
XYZ	xyz(44.7977, 75.5858, 39.0112)
Luminance	0.7559 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57FF91 #FF57C5

analogous

#71FF57 #57FF91 #57FFE5

triadic

#57FF91 #9157FF #FF9157

tetradic

#57FF91 #5771FF #FF57C5 #FFE557

square

#57FF91 #5771FF #FF57C5 #FFE557

split-complementary

#57FF91 #E557FF #FF5771

monochromatic

#00DC4C #1AFF69 #57FF91 #94FFB9 #D1FFE1

Accessibility & contrast

On white

1.30

#57FF91 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.12

#57FF91 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57FF91

16.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57FF91	#FFFFFF	#000000	##000000
##57FF91	1.00	1.30	16.12	16.12
#FFFFFF	1.30	1.00	21.00	21.00
#000000	16.12	21.00	1.00	1.00
##000000	16.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEA89

Deuteranopia (green-blind)

#EBDC98

Tritanopia (blue-blind)

#00FBE4

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #57ff91;
/* rgb */ color: rgb(87, 255, 145);
/* oklch */ color: oklch(88.8% 0.204 151.1);

Tailwind

colors: {
  custom: {
    50: '#98ffb2',
    500: '#57ff91',
    950: '#000000',
  },
}

SCSS

$custom: #57ff91;
$custom-light: #98ffb2;
$custom-dark: #000000;

JSON

{
  "hex": "#57ff91",
  "rgb": {
    "r": 87,
    "g": 255,
    "b": 145
  },
  "hsl": {
    "h": 140.714,
    "s": 100,
    "l": 67.059
  },
  "oklch": {
    "l": 0.88838,
    "c": 0.20441,
    "h": 151.1
  },
  "luminance": 0.75591
}

Semantic roles & 50–950 ramp

primary

#57FF91

secondary

#D52698

accent

#0096E6

background

#FCFFFD

surface

#F6FFF8

border

#D0D7D1

text

#0F1811

muted

#808681

Preview Lab

Preview with #57FF91

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

Preview Lab → · Contrast checker → · Palette generator →