#508D18#508D18

#508D18 is a mid, vivid yellow-green. Relative luminance 0.208; OKLCH L 58.0% C 0.156 H 134.1°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#508D18
RGB	rgb(80, 141, 24)
HSL	hsl(91, 71%, 32%)
HSV	hsv(91, 83%, 55%)
CMYK	cmyk(43.3%, 0%, 83%, 44.7%)
CIE-LAB	lab(52.75, -38.75, 50.97)
CIE-LCH	lch(52.75, 64.03, 127.24°)
OKLab	oklab(57.98% -0.1089 0.1122)
OKLCH	oklch(57.98% 0.156 134.1)
XYZ	xyz(12.9978, 20.8205, 4.1979)
Luminance	0.2082 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#508D18 #55188D

analogous

#8B8D18 #508D18 #188D1B

triadic

#508D18 #18508D #8D1850

tetradic

#508D18 #188B8D #55188D #8D1B18

square

#508D18 #188B8D #55188D #8D1B18

split-complementary

#508D18 #1B188D #8D188B

monochromatic

#152406 #32590F #508D18 #6EC121 #8CDF41

Accessibility & contrast

On white

4.07

#508D18 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#508D18 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #508D18

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##508D18	#FFFFFF	#000000	##000000
##508D18	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938100

Deuteranopia (green-blind)

#8B7C26

Tritanopia (blue-blind)

#4F8778

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #508d18;
/* rgb */ color: rgb(80, 141, 24);
/* oklch */ color: oklch(58.0% 0.156 134.1);

Tailwind

colors: {
  custom: {
    50: '#87af61',
    500: '#508d18',
    950: '#000000',
  },
}

SCSS

$custom: #508d18;
$custom-light: #87af61;
$custom-dark: #000000;

JSON

{
  "hex": "#508d18",
  "rgb": {
    "r": 80,
    "g": 141,
    "b": 24
  },
  "hsl": {
    "h": 91.282,
    "s": 70.909,
    "l": 32.353
  },
  "oklch": {
    "l": 0.57978,
    "c": 0.15639,
    "h": 134.1
  },
  "luminance": 0.20821
}

Semantic roles & 50–950 ramp

primary

#508D18

secondary

#8342BF

accent

#3AEE98

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C1005

muted

#7D7F7A

Preview Lab

Preview with #508D18

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

Preview Lab → · Contrast checker → · Palette generator →