#57B524#57B524

#57B524 is a light, vivid yellow-green. Relative luminance 0.352; OKLCH L 68.9% C 0.195 H 137.4°. Best body text is #000000 at 8.04:1 contrast (WCAG AA passes).

Color values

HEX#57B524
RGBrgb(87, 181, 36)
HSLhsl(99, 67%, 43%)
HSVhsv(99, 80%, 71%)
CMYKcmyk(51.9%, 0%, 80.1%, 29%)
CIE-LABlab(65.90, -51.86, 59.71)
CIE-LCHlch(65.90, 79.09, 130.97°)
OKLaboklab(68.89% -0.1439 0.1322)
OKLCHoklch(68.89% 0.195 137.4)
XYZxyz(20.7721, 35.1998, 7.3684)
Luminance0.3520 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#57B524 #8224B5
analogous
#9FB524 #57B524 #24B53A
triadic
#57B524 #2457B5 #B52457
tetradic
#57B524 #249FB5 #8224B5 #B53A24
square
#57B524 #249FB5 #8224B5 #B53A24
split-complementary
#57B524 #3A24B5 #B5249F
monochromatic
#264F10 #3E821A #57B524 #74D93E #99E371

Accessibility & contrast

On white

2.61
#57B524 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.04
#57B524 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B524
8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##57B524#FFFFFF#000000##000000
##57B5241.002.618.048.04
#FFFFFF2.611.0021.0021.00
#0000008.0421.001.001.00
##0000008.0421.001.001.00

Color blindness preview

Protanopia (red-blind)
#BBA500
Deuteranopia (green-blind)
#AF9D35
Tritanopia (blue-blind)
#50AE9A
Achromatopsia (no color)
#A0A0A0

Design tokens & code

CSS
--color: #57b524;
/* rgb */ color: rgb(87, 181, 36);
/* oklch */ color: oklch(68.9% 0.195 137.4);
Tailwind
colors: {
  custom: {
    50: '#90cc6b',
    500: '#57b524',
    950: '#000000',
  },
}
SCSS
$custom: #57b524;
$custom-light: #90cc6b;
$custom-dark: #000000;
JSON
{
  "hex": "#57b524",
  "rgb": {
    "r": 87,
    "g": 181,
    "b": 36
  },
  "hsl": {
    "h": 98.897,
    "s": 66.82,
    "l": 42.549
  },
  "oklch": {
    "l": 0.68889,
    "c": 0.19543,
    "h": 137.4
  },
  "luminance": 0.35201
}

Semantic roles & 50–950 ramp

primary
#57B524
secondary
#A86BC9
accent
#3EEAAD
background
#F9FCF6
surface
#F2F9EC
border
#CCD2C7
text
#0E1307
muted
#7E827A

Preview Lab

Preview with #57B524

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

Preview Lab → · Contrast checker → · Palette generator →

#57B524 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva