#57AD1B#57AD1B

#57AD1B is a light, vivid yellow-green. Relative luminance 0.320; OKLCH L 66.8% C 0.190 H 136.3°. Best body text is #000000 at 7.40:1 contrast (WCAG AA passes).

Color values

HEX#57AD1B
RGBrgb(87, 173, 27)
HSLhsl(95, 73%, 39%)
HSVhsv(95, 84%, 68%)
CMYKcmyk(49.7%, 0%, 84.4%, 32.2%)
CIE-LABlab(63.34, -49.24, 59.81)
CIE-LCHlch(63.34, 77.48, 129.46°)
OKLaboklab(66.76% -0.1373 0.1312)
OKLCHoklch(66.76% 0.19 136.3)
XYZxyz(19.0714, 31.9912, 6.2067)
Luminance0.3199 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#57AD1B #711BAD
analogous
#A0AD1B #57AD1B #1BAD28
triadic
#57AD1B #1B57AD #AD1B57
tetradic
#57AD1B #1BA0AD #711BAD #AD281B
square
#57AD1B #1BA0AD #711BAD #AD281B
split-complementary
#57AD1B #281BAD #AD1BA0
monochromatic
#22430A #3C7813 #57AD1B #72DD28 #95E65D

Accessibility & contrast

On white

2.84
#57AD1B on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.40
#57AD1B on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57AD1B
7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##57AD1B#FFFFFF#000000##000000
##57AD1B1.002.847.407.40
#FFFFFF2.841.0021.0021.00
#0000007.4021.001.001.00
##0000007.4021.001.001.00

Color blindness preview

Protanopia (red-blind)
#B39E00
Deuteranopia (green-blind)
#A8972E
Tritanopia (blue-blind)
#53A693
Achromatopsia (no color)
#999999

Design tokens & code

CSS
--color: #57ad1b;
/* rgb */ color: rgb(87, 173, 27);
/* oklch */ color: oklch(66.8% 0.190 136.3);
Tailwind
colors: {
  custom: {
    50: '#8fc667',
    500: '#57ad1b',
    950: '#000000',
  },
}
SCSS
$custom: #57ad1b;
$custom-light: #8fc667;
$custom-dark: #000000;
JSON
{
  "hex": "#57ad1b",
  "rgb": {
    "r": 87,
    "g": 173,
    "b": 27
  },
  "hsl": {
    "h": 95.342,
    "s": 73,
    "l": 39.216
  },
  "oklch": {
    "l": 0.66762,
    "c": 0.18992,
    "h": 136.3
  },
  "luminance": 0.31993
}

Semantic roles & 50–950 ramp

primary
#57AD1B
secondary
#9C5ACA
accent
#38F0A4
background
#F9FCF6
surface
#F2F8EB
border
#CCD1C6
text
#0D1307
muted
#7E827A

Preview Lab

Preview with #57AD1B

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

Preview Lab → · Contrast checker → · Palette generator →

#57AD1B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva