#57EC5B#57EC5B

#57EC5B is a very light, highly saturated green. Relative luminance 0.628; OKLCH L 83.4% C 0.226 H 143.6°. Best body text is #000000 at 13.55:1 contrast (WCAG AA passes).

Color values

HEX	#57EC5B
RGB	rgb(87, 236, 91)
HSL	hsl(122, 80%, 63%)
HSV	hsv(122, 63%, 93%)
CMYK	cmyk(63.1%, 0%, 61.4%, 7.5%)
CIE-LAB	lab(83.32, -66.97, 57.32)
CIE-LCH	lch(83.32, 88.15, 139.44°)
OKLab	oklab(83.39% -0.1817 0.1339)
OKLCH	oklch(83.39% 0.226 143.6)
XYZ	xyz(35.8121, 62.7689, 20.1238)
Luminance	0.6277 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57EC5B #EC57E8

analogous

#9DEC57 #57EC5B #57ECA5

triadic

#57EC5B #5B57EC #EC5B57

tetradic

#57EC5B #579DEC #EC57E8 #ECA557

square

#57EC5B #579DEC #EC57E8 #ECA557

split-complementary

#57EC5B #A557EC #EC579D

monochromatic

#14B419 #20E625 #57EC5B #8EF291 #C5F8C6

Accessibility & contrast

On white

1.55

#57EC5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.55

#57EC5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57EC5B

13.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57EC5B	#FFFFFF	#000000	##000000
##57EC5B	1.00	1.55	13.55	13.55
#FFFFFF	1.55	1.00	21.00	21.00
#000000	13.55	21.00	1.00	1.00
##000000	13.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1D74A

Deuteranopia (green-blind)

#DECB67

Tritanopia (blue-blind)

#36E6CD

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #57ec5b;
/* rgb */ color: rgb(87, 236, 91);
/* oklch */ color: oklch(83.4% 0.226 143.6);

Tailwind

colors: {
  custom: {
    50: '#96f38e',
    500: '#57ec5b',
    950: '#000000',
  },
}

SCSS

$custom: #57ec5b;
$custom-light: #96f38e;
$custom-dark: #000000;

JSON

{
  "hex": "#57ec5b",
  "rgb": {
    "r": 87,
    "g": 236,
    "b": 91
  },
  "hsl": {
    "h": 121.611,
    "s": 79.679,
    "l": 63.333
  },
  "oklch": {
    "l": 0.83393,
    "c": 0.22572,
    "h": 143.6
  },
  "luminance": 0.62772
}

Semantic roles & 50–950 ramp

primary

#57EC5B

secondary

#B433B1

accent

#0AD6DC

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0F170D

muted

#80857F

Preview Lab

Preview with #57EC5B

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

Preview Lab → · Contrast checker → · Palette generator →