#57A021#57A021

#57A021 is a light, vivid yellow-green. Relative luminance 0.273; OKLCH L 63.4% C 0.172 H 135.4°. Best body text is #000000 at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#57A021
RGB	rgb(87, 160, 33)
HSL	hsl(94, 66%, 38%)
HSV	hsv(94, 79%, 63%)
CMYK	cmyk(45.6%, 0%, 79.4%, 37.3%)
CIE-LAB	lab(59.23, -43.80, 54.37)
CIE-LCH	lch(59.23, 69.82, 128.85°)
OKLab	oklab(63.39% -0.1224 0.1206)
OKLCH	oklch(63.39% 0.172 135.4)
XYZ	xyz(16.7754, 27.2766, 5.8195)
Luminance	0.2728 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57A021 #6A21A0

analogous

#96A021 #57A021 #21A02A

triadic

#57A021 #2157A0 #A02157

tetradic

#57A021 #2196A0 #6A21A0 #A02A21

square

#57A021 #2196A0 #6A21A0 #A02A21

split-complementary

#57A021 #2A21A0 #A02196

monochromatic

#203B0C #3B6D17 #57A021 #73D32B #94DE5E

Accessibility & contrast

On white

3.25

#57A021 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.46

#57A021 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #57A021

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57A021	#FFFFFF	#000000	##000000
##57A021	1.00	3.25	6.46	6.46
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.46	21.00	1.00	1.00
##000000	6.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A69200

Deuteranopia (green-blind)

#9C8C2F

Tritanopia (blue-blind)

#559A88

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #57a021;
/* rgb */ color: rgb(87, 160, 33);
/* oklch */ color: oklch(63.4% 0.172 135.4);

Tailwind

colors: {
  custom: {
    50: '#8dbd67',
    500: '#57a021',
    950: '#000000',
  },
}

SCSS

$custom: #57a021;
$custom-light: #8dbd67;
$custom-dark: #000000;

JSON

{
  "hex": "#57a021",
  "rgb": {
    "r": 87,
    "g": 160,
    "b": 33
  },
  "hsl": {
    "h": 94.488,
    "s": 65.803,
    "l": 37.843
  },
  "oklch": {
    "l": 0.63394,
    "c": 0.17184,
    "h": 135.4
  },
  "luminance": 0.27278
}

Semantic roles & 50–950 ramp

primary

#57A021

secondary

#965BC2

accent

#3FE9A1

background

#F9FBF6

surface

#F1F6EB

border

#CBD0C6

text

#0D1207

muted

#7E817A

Preview Lab

Preview with #57A021

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

Preview Lab → · Contrast checker → · Palette generator →