#57AF28#57AF28

#57AF28 is a light, vivid yellow-green. Relative luminance 0.328; OKLCH L 67.4% C 0.186 H 137.3°. Best body text is #000000 at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#57AF28
RGB	rgb(87, 175, 40)
HSL	hsl(99, 63%, 42%)
HSV	hsv(99, 77%, 69%)
CMYK	cmyk(50.3%, 0%, 77.1%, 31.4%)
CIE-LAB	lab(64.03, -49.34, 56.69)
CIE-LCH	lch(64.03, 75.16, 131.03°)
OKLab	oklab(67.35% -0.1369 0.1265)
OKLCH	oklch(67.35% 0.186 137.3)
XYZ	xyz(19.6428, 32.8380, 7.3104)
Luminance	0.3284 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57AF28 #8028AF

analogous

#9BAF28 #57AF28 #28AF3C

triadic

#57AF28 #2857AF #AF2857

tetradic

#57AF28 #289BAF #8028AF #AF3C28

square

#57AF28 #289BAF #8028AF #AF3C28

split-complementary

#57AF28 #3C28AF #AF289B

monochromatic

#254B11 #3E7D1D #57AF28 #74D441 #98DF73

Accessibility & contrast

On white

2.77

#57AF28 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.57

#57AF28 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57AF28

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57AF28	#FFFFFF	#000000	##000000
##57AF28	1.00	2.77	7.57	7.57
#FFFFFF	2.77	1.00	21.00	21.00
#000000	7.57	21.00	1.00	1.00
##000000	7.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A004

Deuteranopia (green-blind)

#A99837

Tritanopia (blue-blind)

#51A996

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #57af28;
/* rgb */ color: rgb(87, 175, 40);
/* oklch */ color: oklch(67.4% 0.186 137.3);

Tailwind

colors: {
  custom: {
    50: '#8fc76c',
    500: '#57af28',
    950: '#000000',
  },
}

SCSS

$custom: #57af28;
$custom-light: #8fc76c;
$custom-dark: #000000;

JSON

{
  "hex": "#57af28",
  "rgb": {
    "r": 87,
    "g": 175,
    "b": 40
  },
  "hsl": {
    "h": 99.111,
    "s": 62.791,
    "l": 42.157
  },
  "oklch": {
    "l": 0.67352,
    "c": 0.1864,
    "h": 137.3
  },
  "luminance": 0.32839
}

Semantic roles & 50–950 ramp

primary

#57AF28

secondary

#A76DC6

accent

#42E6AD

background

#F9FCF6

surface

#F2F8EC

border

#CCD1C7

text

#0D1307

muted

#7E827A

Preview Lab

Preview with #57AF28

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

Preview Lab → · Contrast checker → · Palette generator →