#57B229#57B229

#57B229 is a light, vivid yellow-green. Relative luminance 0.340; OKLCH L 68.1% C 0.189 H 137.5°. Best body text is #000000 at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#57B229
RGB	rgb(87, 178, 41)
HSL	hsl(100, 63%, 43%)
HSV	hsv(100, 77%, 70%)
CMYK	cmyk(51.1%, 0%, 77%, 30.2%)
CIE-LAB	lab(64.98, -50.43, 57.29)
CIE-LCH	lch(64.98, 76.32, 131.36°)
OKLab	oklab(68.14% -0.1398 0.1279)
OKLCH	oklch(68.14% 0.189 137.5)
XYZ	xyz(20.2504, 34.0256, 7.5979)
Luminance	0.3403 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B229 #8429B2

analogous

#9BB229 #57B229 #29B23F

triadic

#57B229 #2957B2 #B22957

tetradic

#57B229 #299BB2 #8429B2 #B23F29

square

#57B229 #299BB2 #8429B2 #B23F29

split-complementary

#57B229 #3F29B2 #B2299B

monochromatic

#264F12 #3F801E #57B229 #74D444 #99DF76

Accessibility & contrast

On white

2.69

#57B229 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.81

#57B229 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B229

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B229	#FFFFFF	#000000	##000000
##57B229	1.00	2.69	7.81	7.81
#FFFFFF	2.69	1.00	21.00	21.00
#000000	7.81	21.00	1.00	1.00
##000000	7.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A205

Deuteranopia (green-blind)

#AC9B38

Tritanopia (blue-blind)

#51AC98

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #57b229;
/* rgb */ color: rgb(87, 178, 41);
/* oklch */ color: oklch(68.1% 0.189 137.5);

Tailwind

colors: {
  custom: {
    50: '#8fca6d',
    500: '#57b229',
    950: '#000000',
  },
}

SCSS

$custom: #57b229;
$custom-light: #8fca6d;
$custom-dark: #000000;

JSON

{
  "hex": "#57b229",
  "rgb": {
    "r": 87,
    "g": 178,
    "b": 41
  },
  "hsl": {
    "h": 99.854,
    "s": 62.557,
    "l": 42.941
  },
  "oklch": {
    "l": 0.68139,
    "c": 0.18944,
    "h": 137.5
  },
  "luminance": 0.34027
}

Semantic roles & 50–950 ramp

primary

#57B229

secondary

#AA70C7

accent

#42E6AF

background

#F9FCF6

surface

#F2F8EC

border

#CCD1C7

text

#0D1308

muted

#7E827B

Preview Lab

Preview with #57B229

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

Preview Lab → · Contrast checker → · Palette generator →