#57B451#57B451

#57B451 is a light, vivid green. Relative luminance 0.353; OKLCH L 69.0% C 0.163 H 142.5°. Best body text is #000000 at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#57B451
RGB	rgb(87, 180, 81)
HSL	hsl(116, 40%, 51%)
HSV	hsv(116, 55%, 71%)
CMYK	cmyk(51.7%, 0%, 55%, 29.4%)
CIE-LAB	lab(65.95, -47.48, 41.71)
CIE-LCH	lch(65.95, 63.19, 138.70°)
OKLab	oklab(69.05% -0.1293 0.0993)
OKLCH	oklch(69.05% 0.163 142.5)
XYZ	xyz(21.7359, 35.2611, 13.4437)
Luminance	0.3526 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B451 #AE51B4

analogous

#88B451 #57B451 #51B47C

triadic

#57B451 #5157B4 #B45157

tetradic

#57B451 #5188B4 #AE51B4 #B47C51

square

#57B451 #5188B4 #AE51B4 #B47C51

split-complementary

#57B451 #7C51B4 #B45188

monochromatic

#2D612A #418C3C #57B451 #80C67C #AAD9A7

Accessibility & contrast

On white

2.61

#57B451 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.05

#57B451 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B451

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B451	#FFFFFF	#000000	##000000
##57B451	1.00	2.61	8.05	8.05
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.05	21.00	1.00	1.00
##000000	8.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A548

Deuteranopia (green-blind)

#AB9D58

Tritanopia (blue-blind)

#4BAF9E

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #57b451;
/* rgb */ color: rgb(87, 180, 81);
/* oklch */ color: oklch(69.0% 0.163 142.5);

Tailwind

colors: {
  custom: {
    50: '#8ecb84',
    500: '#57b451',
    950: '#000000',
  },
}

SCSS

$custom: #57b451;
$custom-light: #8ecb84;
$custom-dark: #000000;

JSON

{
  "hex": "#57b451",
  "rgb": {
    "r": 87,
    "g": 180,
    "b": 81
  },
  "hsl": {
    "h": 116.364,
    "s": 39.759,
    "l": 51.176
  },
  "oklch": {
    "l": 0.69045,
    "c": 0.1631,
    "h": 142.5
  },
  "luminance": 0.35263
}

Semantic roles & 50–950 ramp

primary

#57B451

secondary

#C49BC6

accent

#58D0C8

background

#F9FCF8

surface

#F1F9EF

border

#CBD2CA

text

#0D130B

muted

#7E827C

Preview Lab

Preview with #57B451

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

Preview Lab → · Contrast checker → · Palette generator →