#57B31D#57B31D

#57B31D is a light, vivid yellow-green. Relative luminance 0.344; OKLCH L 68.3% C 0.196 H 136.9°. Best body text is #000000 at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#57B31D
RGB	rgb(87, 179, 29)
HSL	hsl(97, 72%, 41%)
HSV	hsv(97, 84%, 70%)
CMYK	cmyk(51.4%, 0%, 83.8%, 29.8%)
CIE-LAB	lab(65.24, -51.45, 61.02)
CIE-LCH	lch(65.24, 79.81, 130.14°)
OKLab	oklab(68.33% -0.1431 0.134)
OKLCH	oklch(68.33% 0.196 136.9)
XYZ	xyz(20.2717, 34.3537, 6.7249)
Luminance	0.3436 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B31D #791DB3

analogous

#A2B31D #57B31D #1DB32E

triadic

#57B31D #1D57B3 #B31D57

tetradic

#57B31D #1DA2B3 #791DB3 #B32E1D

square

#57B31D #1DA2B3 #791DB3 #B32E1D

split-complementary

#57B31D #2E1DB3 #B31DA2

monochromatic

#244A0C #3D7E14 #57B31D #73DD30 #97E664

Accessibility & contrast

On white

2.67

#57B31D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.87

#57B31D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B31D

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B31D	#FFFFFF	#000000	##000000
##57B31D	1.00	2.67	7.87	7.87
#FFFFFF	2.67	1.00	21.00	21.00
#000000	7.87	21.00	1.00	1.00
##000000	7.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A300

Deuteranopia (green-blind)

#AD9C31

Tritanopia (blue-blind)

#51AC98

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #57b31d;
/* rgb */ color: rgb(87, 179, 29);
/* oklch */ color: oklch(68.3% 0.196 136.9);

Tailwind

colors: {
  custom: {
    50: '#90ca68',
    500: '#57b31d',
    950: '#000000',
  },
}

SCSS

$custom: #57b31d;
$custom-light: #90ca68;
$custom-dark: #000000;

JSON

{
  "hex": "#57b31d",
  "rgb": {
    "r": 87,
    "g": 179,
    "b": 29
  },
  "hsl": {
    "h": 96.8,
    "s": 72.115,
    "l": 40.784
  },
  "oklch": {
    "l": 0.68334,
    "c": 0.19606,
    "h": 136.9
  },
  "luminance": 0.34355
}

Semantic roles & 50–950 ramp

primary

#57B31D

secondary

#A261CB

accent

#39EFA9

background

#F9FCF6

surface

#F2F8EB

border

#CCD1C6

text

#0E1307

muted

#7E827A

Preview Lab

Preview with #57B31D

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

Preview Lab → · Contrast checker → · Palette generator →