#57B328#57B328

#57B328 is a light, vivid yellow-green. Relative luminance 0.344; OKLCH L 68.4% C 0.191 H 137.5°. Best body text is #000000 at 7.88:1 contrast (WCAG AA passes).

Color values

HEX#57B328
RGBrgb(87, 179, 40)
HSLhsl(100, 63%, 43%)
HSVhsv(100, 78%, 70%)
CMYKcmyk(51.4%, 0%, 77.7%, 29.8%)
CIE-LABlab(65.29, -50.88, 57.91)
CIE-LCHlch(65.29, 77.08, 131.30°)
OKLaboklab(68.39% -0.141 0.1291)
OKLCHoklch(68.39% 0.191 137.5)
XYZxyz(20.4329, 34.4181, 7.5737)
Luminance0.3442 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#57B328 #8428B3
analogous
#9CB328 #57B328 #28B33E
triadic
#57B328 #2857B3 #B32857
tetradic
#57B328 #289CB3 #8428B3 #B33E28
square
#57B328 #289CB3 #8428B3 #B33E28
split-complementary
#57B328 #3E28B3 #B3289C
monochromatic
#264F12 #3F811D #57B328 #74D543 #99E075

Accessibility & contrast

On white

2.66
#57B328 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.88
#57B328 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B328
7.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##57B328#FFFFFF#000000##000000
##57B3281.002.667.887.88
#FFFFFF2.661.0021.0021.00
#0000007.8821.001.001.00
##0000007.8821.001.001.00

Color blindness preview

Protanopia (red-blind)
#B9A301
Deuteranopia (green-blind)
#AD9C37
Tritanopia (blue-blind)
#51AD99
Achromatopsia (no color)
#9E9E9E

Design tokens & code

CSS
--color: #57b328;
/* rgb */ color: rgb(87, 179, 40);
/* oklch */ color: oklch(68.4% 0.191 137.5);
Tailwind
colors: {
  custom: {
    50: '#8fca6d',
    500: '#57b328',
    950: '#000000',
  },
}
SCSS
$custom: #57b328;
$custom-light: #8fca6d;
$custom-dark: #000000;
JSON
{
  "hex": "#57b328",
  "rgb": {
    "r": 87,
    "g": 179,
    "b": 40
  },
  "hsl": {
    "h": 99.712,
    "s": 63.47,
    "l": 42.941
  },
  "oklch": {
    "l": 0.68392,
    "c": 0.19115,
    "h": 137.5
  },
  "luminance": 0.3442
}

Semantic roles & 50–950 ramp

primary
#57B328
secondary
#AA6FC8
accent
#41E6AF
background
#F9FCF6
surface
#F2F8EC
border
#CCD1C7
text
#0D1308
muted
#7E827B

Preview Lab

Preview with #57B328

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

Preview Lab → · Contrast checker → · Palette generator →

#57B328 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva