#57A01B#57A01B

#57A01B is a light, vivid yellow-green. Relative luminance 0.272; OKLCH L 63.4% C 0.175 H 135.1°. Best body text is #000000 at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#57A01B
RGB	rgb(87, 160, 27)
HSL	hsl(93, 71%, 37%)
HSV	hsv(93, 83%, 63%)
CMYK	cmyk(45.6%, 0%, 83.1%, 37.3%)
CIE-LAB	lab(59.20, -44.10, 56.10)
CIE-LCH	lch(59.20, 71.37, 128.17°)
OKLab	oklab(63.36% -0.1236 0.1234)
OKLCH	oklch(63.36% 0.175 135.1)
XYZ	xyz(16.6987, 27.2460, 5.4158)
Luminance	0.2725 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57A01B #641BA0

analogous

#9AA01B #57A01B #1BA021

triadic

#57A01B #1B57A0 #A01B57

tetradic

#57A01B #1B9AA0 #641BA0 #A0211B

square

#57A01B #1B9AA0 #641BA0 #A0211B

split-complementary

#57A01B #211BA0 #A01B9A

monochromatic

#1E3709 #3B6C12 #57A01B #73D424 #94E253

Accessibility & contrast

On white

3.26

#57A01B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.45

#57A01B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #57A01B

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57A01B	#FFFFFF	#000000	##000000
##57A01B	1.00	3.26	6.45	6.45
#FFFFFF	3.26	1.00	21.00	21.00
#000000	6.45	21.00	1.00	1.00
##000000	6.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A69200

Deuteranopia (green-blind)

#9D8C2B

Tritanopia (blue-blind)

#559A88

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #57a01b;
/* rgb */ color: rgb(87, 160, 27);
/* oklch */ color: oklch(63.4% 0.175 135.1);

Tailwind

colors: {
  custom: {
    50: '#8ebd65',
    500: '#57a01b',
    950: '#000000',
  },
}

SCSS

$custom: #57a01b;
$custom-light: #8ebd65;
$custom-dark: #000000;

JSON

{
  "hex": "#57a01b",
  "rgb": {
    "r": 87,
    "g": 160,
    "b": 27
  },
  "hsl": {
    "h": 92.932,
    "s": 71.123,
    "l": 36.667
  },
  "oklch": {
    "l": 0.63362,
    "c": 0.17461,
    "h": 135.1
  },
  "luminance": 0.27247
}

Semantic roles & 50–950 ramp

primary

#57A01B

secondary

#9152C5

accent

#3AEE9D

background

#F9FBF6

surface

#F1F6EB

border

#CBD0C6

text

#0D1206

muted

#7E817A

Preview Lab

Preview with #57A01B

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

Preview Lab → · Contrast checker → · Palette generator →