#57B040#57B040

#57B040 is a light, vivid green. Relative luminance 0.334; OKLCH L 67.8% C 0.172 H 139.7°. Best body text is #000000 at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#57B040
RGB	rgb(87, 176, 64)
HSL	hsl(108, 47%, 47%)
HSV	hsv(108, 64%, 69%)
CMYK	cmyk(50.6%, 0%, 63.6%, 31%)
CIE-LAB	lab(64.52, -47.80, 47.90)
CIE-LCH	lch(64.52, 67.67, 134.94°)
OKLab	oklab(67.81% -0.1312 0.1112)
OKLCH	oklch(67.81% 0.172 139.7)
XYZ	xyz(20.3804, 33.4456, 10.2312)
Luminance	0.3345 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B040 #9940B0

analogous

#8FB040 #57B040 #40B061

triadic

#57B040 #4057B0 #B04057

tetradic

#57B040 #408FB0 #9940B0 #B06140

square

#57B040 #408FB0 #9940B0 #B06140

split-complementary

#57B040 #6140B0 #B0408F

monochromatic

#2B561F #418330 #57B040 #7AC766 #A1D893

Accessibility & contrast

On white

2.73

#57B040 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.69

#57B040 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B040

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B040	#FFFFFF	#000000	##000000
##57B040	1.00	2.73	7.69	7.69
#FFFFFF	2.73	1.00	21.00	21.00
#000000	7.69	21.00	1.00	1.00
##000000	7.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A133

Deuteranopia (green-blind)

#A99A49

Tritanopia (blue-blind)

#4EAA98

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #57b040;
/* rgb */ color: rgb(87, 176, 64);
/* oklch */ color: oklch(67.8% 0.172 139.7);

Tailwind

colors: {
  custom: {
    50: '#8ec879',
    500: '#57b040',
    950: '#000000',
  },
}

SCSS

$custom: #57b040;
$custom-light: #8ec879;
$custom-dark: #000000;

JSON

{
  "hex": "#57b040",
  "rgb": {
    "r": 87,
    "g": 176,
    "b": 64
  },
  "hsl": {
    "h": 107.679,
    "s": 46.667,
    "l": 47.059
  },
  "oklch": {
    "l": 0.67812,
    "c": 0.17194,
    "h": 139.7
  },
  "luminance": 0.33447
}

Semantic roles & 50–950 ramp

primary

#57B040

secondary

#B789C3

accent

#51D6BB

background

#F9FCF7

surface

#F1F8EE

border

#CBD1C9

text

#0D1309

muted

#7E827B

Preview Lab

Preview with #57B040

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

Preview Lab → · Contrast checker → · Palette generator →