#57CA21#57CA21

#57CA21 is a light, highly saturated green. Relative luminance 0.444; OKLCH L 74.3% C 0.220 H 138.5°. Best body text is #000000 at 9.88:1 contrast (WCAG AA passes).

Color values

HEX#57CA21
RGBrgb(87, 202, 33)
HSLhsl(101, 72%, 46%)
HSVhsv(101, 84%, 79%)
CMYKcmyk(56.9%, 0%, 83.7%, 20.8%)
CIE-LABlab(72.48, -59.63, 66.51)
CIE-LCHlch(72.48, 89.33, 131.88°)
OKLaboklab(74.31% -0.1649 0.1461)
OKLCHoklch(74.31% 0.22 138.5)
XYZxyz(25.3246, 44.3749, 8.6692)
Luminance0.4438 (WCAG relative)
Temperaturewarm
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#57CA21 #9421CA
analogous
#ABCA21 #57CA21 #21CA3F
triadic
#57CA21 #2157CA #CA2157
tetradic
#57CA21 #21ABCA #9421CA #CA3F21
square
#57CA21 #21ABCA #9421CA #CA3F21
split-complementary
#57CA21 #3F21CA #CA21AB
monochromatic
#2A6110 #409518 #57CA21 #78E147 #9FEA7C

Accessibility & contrast

On white

2.13
#57CA21 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.88
#57CA21 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57CA21
9.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##57CA21#FFFFFF#000000##000000
##57CA211.002.139.889.88
#FFFFFF2.131.0021.0021.00
#0000009.8821.001.001.00
##0000009.8821.001.001.00

Color blindness preview

Protanopia (red-blind)
#D0B800
Deuteranopia (green-blind)
#C2AE38
Tritanopia (blue-blind)
#4CC3AC
Achromatopsia (no color)
#B2B2B2

Design tokens & code

CSS
--color: #57ca21;
/* rgb */ color: rgb(87, 202, 33);
/* oklch */ color: oklch(74.3% 0.220 138.5);
Tailwind
colors: {
  custom: {
    50: '#93db6d',
    500: '#57ca21',
    950: '#000000',
  },
}
SCSS
$custom: #57ca21;
$custom-light: #93db6d;
$custom-dark: #000000;
JSON
{
  "hex": "#57ca21",
  "rgb": {
    "r": 87,
    "g": 202,
    "b": 33
  },
  "hsl": {
    "h": 100.828,
    "s": 71.915,
    "l": 46.078
  },
  "oklch": {
    "l": 0.7431,
    "c": 0.22028,
    "h": 138.5
  },
  "luminance": 0.44377
}

Semantic roles & 50–950 ramp

primary
#57CA21
secondary
#B475D2
accent
#39EFB5
background
#F9FDF7
surface
#F2FBED
border
#CCD4C8
text
#0E1508
muted
#7E837B

Preview Lab

Preview with #57CA21

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

Preview Lab → · Contrast checker → · Palette generator →

#57CA21 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva