#57B63B#57B63B

#57B63B is a light, vivid green. Relative luminance 0.358; OKLCH L 69.3% C 0.183 H 139.4°. Best body text is #000000 at 8.16:1 contrast (WCAG AA passes).

Color values

HEX	#57B63B
RGB	rgb(87, 182, 59)
HSL	hsl(106, 51%, 47%)
HSV	hsv(106, 68%, 71%)
CMYK	cmyk(52.2%, 0%, 67.6%, 28.6%)
CIE-LAB	lab(66.36, -50.62, 52.02)
CIE-LCH	lch(66.36, 72.59, 134.21°)
OKLab	oklab(69.31% -0.1391 0.1193)
OKLCH	oklch(69.31% 0.183 139.4)
XYZ	xyz(21.4470, 35.7963, 9.9160)
Luminance	0.3580 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B63B #9A3BB6

analogous

#95B63B #57B63B #3BB65C

triadic

#57B63B #3B57B6 #B63B57

tetradic

#57B63B #3B95B6 #9A3BB6 #B65C3B

square

#57B63B #3B95B6 #9A3BB6 #B65C3B

split-complementary

#57B63B #5C3BB6 #B63B95

monochromatic

#2B5A1D #41882C #57B63B #7ACC62 #A1DB90

Accessibility & contrast

On white

2.57

#57B63B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.16

#57B63B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B63B

8.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B63B	#FFFFFF	#000000	##000000
##57B63B	1.00	2.57	8.16	8.16
#FFFFFF	2.57	1.00	21.00	21.00
#000000	8.16	21.00	1.00	1.00
##000000	8.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBA62A

Deuteranopia (green-blind)

#AF9E46

Tritanopia (blue-blind)

#4EB09D

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #57b63b;
/* rgb */ color: rgb(87, 182, 59);
/* oklch */ color: oklch(69.3% 0.183 139.4);

Tailwind

colors: {
  custom: {
    50: '#8fcd77',
    500: '#57b63b',
    950: '#000000',
  },
}

SCSS

$custom: #57b63b;
$custom-light: #8fcd77;
$custom-dark: #000000;

JSON

{
  "hex": "#57b63b",
  "rgb": {
    "r": 87,
    "g": 182,
    "b": 59
  },
  "hsl": {
    "h": 106.341,
    "s": 51.037,
    "l": 47.255
  },
  "oklch": {
    "l": 0.69314,
    "c": 0.18328,
    "h": 139.4
  },
  "luminance": 0.35798
}

Semantic roles & 50–950 ramp

primary

#57B63B

secondary

#B887C6

accent

#4DDBBA

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0D1309

muted

#7E827B

Preview Lab

Preview with #57B63B

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

Preview Lab → · Contrast checker → · Palette generator →