#508A18#508A18

#508A18 is a mid, vivid yellow-green. Relative luminance 0.199; OKLCH L 57.2% C 0.153 H 133.7°. Best body text is #000000 at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#508A18
RGB	rgb(80, 138, 24)
HSL	hsl(91, 70%, 32%)
HSV	hsv(91, 83%, 54%)
CMYK	cmyk(42%, 0%, 82.6%, 45.9%)
CIE-LAB	lab(51.78, -37.46, 50.08)
CIE-LCH	lch(51.78, 62.54, 126.80°)
OKLab	oklab(57.18% -0.1055 0.1104)
OKLCH	oklch(57.18% 0.153 133.7)
XYZ	xyz(12.5614, 19.9477, 4.0524)
Luminance	0.1995 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#508A18 #52188A

analogous

#898A18 #508A18 #188A19

triadic

#508A18 #18508A #8A1850

tetradic

#508A18 #18898A #52188A #8A1918

square

#508A18 #18898A #52188A #8A1918

split-complementary

#508A18 #19188A #8A1889

monochromatic

#142206 #32560F #508A18 #6EBE21 #8DDE3F

Accessibility & contrast

On white

4.21

#508A18 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.99

#508A18 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #508A18

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##508A18	#FFFFFF	#000000	##000000
##508A18	1.00	4.21	4.99	4.99
#FFFFFF	4.21	1.00	21.00	21.00
#000000	4.99	21.00	1.00	1.00
##000000	4.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#907E00

Deuteranopia (green-blind)

#887A25

Tritanopia (blue-blind)

#508475

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #508a18;
/* rgb */ color: rgb(80, 138, 24);
/* oklch */ color: oklch(57.2% 0.153 133.7);

Tailwind

colors: {
  custom: {
    50: '#87ac60',
    500: '#508a18',
    950: '#000000',
  },
}

SCSS

$custom: #508a18;
$custom-light: #87ac60;
$custom-dark: #000000;

JSON

{
  "hex": "#508a18",
  "rgb": {
    "r": 80,
    "g": 138,
    "b": 24
  },
  "hsl": {
    "h": 90.526,
    "s": 70.37,
    "l": 31.765
  },
  "oklch": {
    "l": 0.57179,
    "c": 0.15265,
    "h": 133.7
  },
  "luminance": 0.19948
}

Semantic roles & 50–950 ramp

primary

#508A18

secondary

#8040BD

accent

#3BED95

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C1005

muted

#7D7F7A

Preview Lab

Preview with #508A18

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

Preview Lab → · Contrast checker → · Palette generator →