#57B20F#57B20F

#57B20F is a light, vivid yellow-green. Relative luminance 0.339; OKLCH L 68.0% C 0.199 H 136.3°. Best body text is #000000 at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#57B20F
RGB	rgb(87, 178, 15)
HSL	hsl(93, 84%, 38%)
HSV	hsv(93, 92%, 70%)
CMYK	cmyk(51.1%, 0%, 91.6%, 30.2%)
CIE-LAB	lab(64.88, -51.55, 63.58)
CIE-LCH	lch(64.88, 81.86, 129.04°)
OKLab	oklab(68.03% -0.144 0.1377)
OKLCH	oklch(68.03% 0.199 136.3)
XYZ	xyz(19.9365, 33.9001, 5.9447)
Luminance	0.3390 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B20F #6A0FB2

analogous

#A8B20F #57B20F #0FB219

triadic

#57B20F #0F57B2 #B20F57

tetradic

#57B20F #0FA8B2 #6A0FB2 #B2190F

square

#57B20F #0FA8B2 #6A0FB2 #B2190F

split-complementary

#57B20F #190FB2 #B20FA8

monochromatic

#204105 #3B7A0A #57B20F #73EA14 #94F04C

Accessibility & contrast

On white

2.70

#57B20F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.78

#57B20F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B20F

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B20F	#FFFFFF	#000000	##000000
##57B20F	1.00	2.70	7.78	7.78
#FFFFFF	2.70	1.00	21.00	21.00
#000000	7.78	21.00	1.00	1.00
##000000	7.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A200

Deuteranopia (green-blind)

#AD9B29

Tritanopia (blue-blind)

#52AB97

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #57b20f;
/* rgb */ color: rgb(87, 178, 15);
/* oklch */ color: oklch(68.0% 0.199 136.3);

Tailwind

colors: {
  custom: {
    50: '#90ca64',
    500: '#57b20f',
    950: '#000000',
  },
}

SCSS

$custom: #57b20f;
$custom-light: #90ca64;
$custom-dark: #000000;

JSON

{
  "hex": "#57b20f",
  "rgb": {
    "r": 87,
    "g": 178,
    "b": 15
  },
  "hsl": {
    "h": 93.497,
    "s": 84.456,
    "l": 37.843
  },
  "oklch": {
    "l": 0.68025,
    "c": 0.19922,
    "h": 136.3
  },
  "luminance": 0.33902
}

Semantic roles & 50–950 ramp

primary

#57B20F

secondary

#964CD1

accent

#2DFBA0

background

#F9FCF6

surface

#F2F8EB

border

#CCD1C6

text

#0E1306

muted

#7E827A

Preview Lab

Preview with #57B20F

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

Preview Lab → · Contrast checker → · Palette generator →