#57B73B#57B73B

#57B73B is a light, vivid green. Relative luminance 0.362; OKLCH L 69.6% C 0.185 H 139.4°. Best body text is #000000 at 8.24:1 contrast (WCAG AA passes).

Color values

HEX	#57B73B
RGB	rgb(87, 183, 59)
HSL	hsl(106, 51%, 47%)
HSV	hsv(106, 68%, 72%)
CMYK	cmyk(52.5%, 0%, 67.8%, 28.2%)
CIE-LAB	lab(66.68, -51.00, 52.36)
CIE-LCH	lch(66.68, 73.09, 134.25°)
OKLab	oklab(69.57% -0.1402 0.12)
OKLCH	oklch(69.57% 0.185 139.4)
XYZ	xyz(21.6525, 36.2073, 9.9845)
Luminance	0.3621 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B73B #9B3BB7

analogous

#95B73B #57B73B #3BB75D

triadic

#57B73B #3B57B7 #B73B57

tetradic

#57B73B #3B95B7 #9B3BB7 #B75D3B

square

#57B73B #3B95B7 #9B3BB7 #B75D3B

split-complementary

#57B73B #5D3BB7 #B73B95

monochromatic

#2B5A1D #41892C #57B73B #7BCD63 #A2DC91

Accessibility & contrast

On white

2.55

#57B73B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.24

#57B73B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B73B

8.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B73B	#FFFFFF	#000000	##000000
##57B73B	1.00	2.55	8.24	8.24
#FFFFFF	2.55	1.00	21.00	21.00
#000000	8.24	21.00	1.00	1.00
##000000	8.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCA72A

Deuteranopia (green-blind)

#B09F46

Tritanopia (blue-blind)

#4EB19E

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #57b73b;
/* rgb */ color: rgb(87, 183, 59);
/* oklch */ color: oklch(69.6% 0.185 139.4);

Tailwind

colors: {
  custom: {
    50: '#8fcd77',
    500: '#57b73b',
    950: '#000000',
  },
}

SCSS

$custom: #57b73b;
$custom-light: #8fcd77;
$custom-dark: #000000;

JSON

{
  "hex": "#57b73b",
  "rgb": {
    "r": 87,
    "g": 183,
    "b": 59
  },
  "hsl": {
    "h": 106.452,
    "s": 51.24,
    "l": 47.451
  },
  "oklch": {
    "l": 0.69573,
    "c": 0.18453,
    "h": 139.4
  },
  "luminance": 0.36209
}

Semantic roles & 50–950 ramp

primary

#57B73B

secondary

#B887C6

accent

#4DDBBB

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0D1309

muted

#7E827B

Preview Lab

Preview with #57B73B

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

Preview Lab → · Contrast checker → · Palette generator →