#57B316#57B316

#57B316 is a light, vivid yellow-green. Relative luminance 0.343; OKLCH L 68.3% C 0.198 H 136.6°. Best body text is #000000 at 7.86:1 contrast (WCAG AA passes).

Color values

HEX	#57B316
RGB	rgb(87, 179, 22)
HSL	hsl(95, 78%, 39%)
HSV	hsv(95, 88%, 70%)
CMYK	cmyk(51.4%, 0%, 87.7%, 29.8%)
CIE-LAB	lab(65.22, -51.72, 62.60)
CIE-LCH	lch(65.22, 81.20, 129.57°)
OKLab	oklab(68.31% -0.1442 0.1364)
OKLCH	oklch(68.31% 0.198 136.6)
XYZ	xyz(20.1948, 34.3229, 6.3197)
Luminance	0.3432 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B316 #7216B3

analogous

#A6B316 #57B316 #16B323

triadic

#57B316 #1657B3 #B31657

tetradic

#57B316 #16A6B3 #7216B3 #B32316

square

#57B316 #16A6B3 #7216B3 #B32316

split-complementary

#57B316 #2316B3 #B316A6

monochromatic

#224609 #3D7C0F #57B316 #72E422 #95EB59

Accessibility & contrast

On white

2.67

#57B316 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.86

#57B316 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B316

7.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B316	#FFFFFF	#000000	##000000
##57B316	1.00	2.67	7.86	7.86
#FFFFFF	2.67	1.00	21.00	21.00
#000000	7.86	21.00	1.00	1.00
##000000	7.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A300

Deuteranopia (green-blind)

#AE9C2D

Tritanopia (blue-blind)

#52AC98

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #57b316;
/* rgb */ color: rgb(87, 179, 22);
/* oklch */ color: oklch(68.3% 0.198 136.6);

Tailwind

colors: {
  custom: {
    50: '#90ca66',
    500: '#57b316',
    950: '#000000',
  },
}

SCSS

$custom: #57b316;
$custom-light: #90ca66;
$custom-dark: #000000;

JSON

{
  "hex": "#57b316",
  "rgb": {
    "r": 87,
    "g": 179,
    "b": 22
  },
  "hsl": {
    "h": 95.159,
    "s": 78.109,
    "l": 39.412
  },
  "oklch": {
    "l": 0.68307,
    "c": 0.19847,
    "h": 136.6
  },
  "luminance": 0.34324
}

Semantic roles & 50–950 ramp

primary

#57B316

secondary

#9D57CE

accent

#33F5A5

background

#F9FCF6

surface

#F2F8EB

border

#CCD1C6

text

#0E1307

muted

#7E827A

Preview Lab

Preview with #57B316

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

Preview Lab → · Contrast checker → · Palette generator →