#508F18#508F18

#508F18 is a mid, vivid yellow-green. Relative luminance 0.214; OKLCH L 58.5% C 0.159 H 134.4°. Best body text is #000000 at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#508F18
RGB	rgb(80, 143, 24)
HSL	hsl(92, 71%, 33%)
HSV	hsv(92, 83%, 56%)
CMYK	cmyk(44.1%, 0%, 83.2%, 43.9%)
CIE-LAB	lab(53.40, -39.59, 51.57)
CIE-LCH	lch(53.40, 65.01, 127.52°)
OKLab	oklab(58.51% -0.1112 0.1135)
OKLCH	oklch(58.51% 0.159 134.4)
XYZ	xyz(13.2953, 21.4156, 4.2970)
Luminance	0.2142 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#508F18 #57188F

analogous

#8B8F18 #508F18 #188F1C

triadic

#508F18 #18508F #8F1850

tetradic

#508F18 #188B8F #57188F #8F1C18

square

#508F18 #188B8F #57188F #8F1C18

split-complementary

#508F18 #1C188F #8F188B

monochromatic

#152606 #335B0F #508F18 #6DC321 #8CDF42

Accessibility & contrast

On white

3.97

#508F18 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.28

#508F18 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #508F18

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##508F18	#FFFFFF	#000000	##000000
##508F18	1.00	3.97	5.28	5.28
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.28	21.00	1.00	1.00
##000000	5.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#958300

Deuteranopia (green-blind)

#8C7E26

Tritanopia (blue-blind)

#4F897A

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #508f18;
/* rgb */ color: rgb(80, 143, 24);
/* oklch */ color: oklch(58.5% 0.159 134.4);

Tailwind

colors: {
  custom: {
    50: '#87b061',
    500: '#508f18',
    950: '#000000',
  },
}

SCSS

$custom: #508f18;
$custom-light: #87b061;
$custom-dark: #000000;

JSON

{
  "hex": "#508f18",
  "rgb": {
    "r": 80,
    "g": 143,
    "b": 24
  },
  "hsl": {
    "h": 91.765,
    "s": 71.257,
    "l": 32.745
  },
  "oklch": {
    "l": 0.5851,
    "c": 0.15887,
    "h": 134.4
  },
  "luminance": 0.21416
}

Semantic roles & 50–950 ramp

primary

#508F18

secondary

#8543C0

accent

#3AEE99

background

#F8FAF6

surface

#F0F5EB

border

#CBCFC6

text

#0C1005

muted

#7D7F7A

Preview Lab

Preview with #508F18

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

Preview Lab → · Contrast checker → · Palette generator →