#57AB18#57AB18

#57AB18 is a light, vivid yellow-green. Relative luminance 0.312; OKLCH L 66.2% C 0.189 H 136.0°. Best body text is #000000 at 7.24:1 contrast (WCAG AA passes).

Color values

HEX	#57AB18
RGB	rgb(87, 171, 24)
HSL	hsl(94, 75%, 38%)
HSV	hsv(94, 86%, 67%)
CMYK	cmyk(49.1%, 0%, 86%, 32.9%)
CIE-LAB	lab(62.69, -48.59, 59.96)
CIE-LCH	lch(62.69, 77.18, 129.02°)
OKLab	oklab(66.23% -0.1357 0.1311)
OKLCH	oklch(66.23% 0.189 136)
XYZ	xyz(18.6578, 31.2167, 5.9063)
Luminance	0.3122 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57AB18 #6C18AB

analogous

#A0AB18 #57AB18 #18AB23

triadic

#57AB18 #1857AB #AB1857

tetradic

#57AB18 #18A0AB #6C18AB #AB2318

square

#57AB18 #18A0AB #6C18AB #AB2318

split-complementary

#57AB18 #2318AB #AB18A0

monochromatic

#204009 #3C7510 #57AB18 #72E020 #94E756

Accessibility & contrast

On white

2.90

#57AB18 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.24

#57AB18 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57AB18

7.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57AB18	#FFFFFF	#000000	##000000
##57AB18	1.00	2.90	7.24	7.24
#FFFFFF	2.90	1.00	21.00	21.00
#000000	7.24	21.00	1.00	1.00
##000000	7.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B19C00

Deuteranopia (green-blind)

#A6952C

Tritanopia (blue-blind)

#53A491

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #57ab18;
/* rgb */ color: rgb(87, 171, 24);
/* oklch */ color: oklch(66.2% 0.189 136.0);

Tailwind

colors: {
  custom: {
    50: '#8fc565',
    500: '#57ab18',
    950: '#000000',
  },
}

SCSS

$custom: #57ab18;
$custom-light: #8fc565;
$custom-dark: #000000;

JSON

{
  "hex": "#57ab18",
  "rgb": {
    "r": 87,
    "g": 171,
    "b": 24
  },
  "hsl": {
    "h": 94.286,
    "s": 75.385,
    "l": 38.235
  },
  "oklch": {
    "l": 0.66227,
    "c": 0.1887,
    "h": 136
  },
  "luminance": 0.31218
}

Semantic roles & 50–950 ramp

primary

#57AB18

secondary

#9855CA

accent

#36F2A1

background

#F9FCF6

surface

#F2F8EB

border

#CCD1C6

text

#0D1306

muted

#7E827A

Preview Lab

Preview with #57AB18

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

Preview Lab → · Contrast checker → · Palette generator →