#57A623#57A623

#57A623 is a light, vivid yellow-green. Relative luminance 0.294; OKLCH L 65.0% C 0.178 H 136.2°. Best body text is #000000 at 6.88:1 contrast (WCAG AA passes).

Color values

HEX	#57A623
RGB	rgb(87, 166, 35)
HSL	hsl(96, 65%, 39%)
HSV	hsv(96, 79%, 65%)
CMYK	cmyk(47.6%, 0%, 78.9%, 34.9%)
CIE-LAB	lab(61.15, -46.10, 55.55)
CIE-LCH	lch(61.15, 72.19, 129.69°)
OKLab	oklab(64.98% -0.1285 0.1234)
OKLCH	oklch(64.98% 0.178 136.2)
XYZ	xyz(17.8696, 29.4189, 6.3266)
Luminance	0.2942 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57A623 #7223A6

analogous

#99A623 #57A623 #23A630

triadic

#57A623 #2357A6 #A62357

tetradic

#57A623 #2399A6 #7223A6 #A63023

square

#57A623 #2399A6 #7223A6 #A63023

split-complementary

#57A623 #3023A6 #A62399

monochromatic

#22410E #3D7318 #57A623 #72D432 #95DF65

Accessibility & contrast

On white

3.05

#57A623 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.88

#57A623 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #57A623

6.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57A623	#FFFFFF	#000000	##000000
##57A623	1.00	3.05	6.88	6.88
#FFFFFF	3.05	1.00	21.00	21.00
#000000	6.88	21.00	1.00	1.00
##000000	6.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AC9800

Deuteranopia (green-blind)

#A29132

Tritanopia (blue-blind)

#53A08E

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #57a623;
/* rgb */ color: rgb(87, 166, 35);
/* oklch */ color: oklch(65.0% 0.178 136.2);

Tailwind

colors: {
  custom: {
    50: '#8ec169',
    500: '#57a623',
    950: '#000000',
  },
}

SCSS

$custom: #57a623;
$custom-light: #8ec169;
$custom-dark: #000000;

JSON

{
  "hex": "#57a623",
  "rgb": {
    "r": 87,
    "g": 166,
    "b": 35
  },
  "hsl": {
    "h": 96.183,
    "s": 65.174,
    "l": 39.412
  },
  "oklch": {
    "l": 0.64975,
    "c": 0.17814,
    "h": 136.2
  },
  "luminance": 0.2942
}

Semantic roles & 50–950 ramp

primary

#57A623

secondary

#9D61C4

accent

#40E8A5

background

#F9FBF6

surface

#F1F7EB

border

#CBD0C6

text

#0D1207

muted

#7E817A

Preview Lab

Preview with #57A623

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

Preview Lab → · Contrast checker → · Palette generator →