#57B427#57B427

#57B427 is a light, vivid yellow-green. Relative luminance 0.348; OKLCH L 68.6% C 0.193 H 137.5°. Best body text is #000000 at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#57B427
RGB	rgb(87, 180, 39)
HSL	hsl(100, 64%, 43%)
HSV	hsv(100, 78%, 71%)
CMYK	cmyk(51.7%, 0%, 78.3%, 29.4%)
CIE-LAB	lab(65.60, -51.31, 58.52)
CIE-LCH	lch(65.60, 77.83, 131.25°)
OKLab	oklab(68.65% -0.1422 0.1302)
OKLCH	oklch(68.65% 0.193 137.5)
XYZ	xyz(20.6173, 34.8137, 7.5524)
Luminance	0.3482 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B427 #8427B4

analogous

#9EB427 #57B427 #27B43D

triadic

#57B427 #2757B4 #B42757

tetradic

#57B427 #279EB4 #8427B4 #B43D27

square

#57B427 #279EB4 #8427B4 #B43D27

split-complementary

#57B427 #3D27B4 #B4279E

monochromatic

#264F11 #3F821C #57B427 #74D642 #99E174

Accessibility & contrast

On white

2.64

#57B427 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.96

#57B427 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B427

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B427	#FFFFFF	#000000	##000000
##57B427	1.00	2.64	7.96	7.96
#FFFFFF	2.64	1.00	21.00	21.00
#000000	7.96	21.00	1.00	1.00
##000000	7.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BAA400

Deuteranopia (green-blind)

#AE9C37

Tritanopia (blue-blind)

#50AD9A

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #57b427;
/* rgb */ color: rgb(87, 180, 39);
/* oklch */ color: oklch(68.6% 0.193 137.5);

Tailwind

colors: {
  custom: {
    50: '#90cb6d',
    500: '#57b427',
    950: '#000000',
  },
}

SCSS

$custom: #57b427;
$custom-light: #90cb6d;
$custom-dark: #000000;

JSON

{
  "hex": "#57b427",
  "rgb": {
    "r": 87,
    "g": 180,
    "b": 39
  },
  "hsl": {
    "h": 99.574,
    "s": 64.384,
    "l": 42.941
  },
  "oklch": {
    "l": 0.68646,
    "c": 0.19283,
    "h": 137.5
  },
  "luminance": 0.34815
}

Semantic roles & 50–950 ramp

primary

#57B427

secondary

#AA6FC8

accent

#40E7AF

background

#F9FCF6

surface

#F2F9EC

border

#CCD2C7

text

#0D1308

muted

#7E827B

Preview Lab

Preview with #57B427

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

Preview Lab → · Contrast checker → · Palette generator →