#508B31#508B31

#508B31 is a mid, vivid yellow-green. Relative luminance 0.204; OKLCH L 57.6% C 0.138 H 136.5°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#508B31
RGB	rgb(80, 139, 49)
HSL	hsl(99, 48%, 37%)
HSV	hsv(99, 65%, 55%)
CMYK	cmyk(42.4%, 0%, 64.7%, 45.5%)
CIE-LAB	lab(52.28, -36.06, 40.98)
CIE-LCH	lch(52.28, 54.58, 131.35°)
OKLab	oklab(57.64% -0.0998 0.0949)
OKLCH	oklch(57.64% 0.138 136.5)
XYZ	xyz(13.0949, 20.3917, 6.1511)
Luminance	0.2039 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#508B31 #6C318B

analogous

#7D8B31 #508B31 #318B3F

triadic

#508B31 #31508B #8B3150

tetradic

#508B31 #317D8B #6C318B #8B3F31

square

#508B31 #317D8B #6C318B #8B3F31

split-complementary

#508B31 #3F318B #8B317D

monochromatic

#1C3111 #365E21 #508B31 #6AB841 #8CCB6B

Accessibility & contrast

On white

4.14

#508B31 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#508B31 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #508B31

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##508B31	#FFFFFF	#000000	##000000
##508B31	1.00	4.14	5.08	5.08
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#908026

Deuteranopia (green-blind)

#887B38

Tritanopia (blue-blind)

#4E8678

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #508b31;
/* rgb */ color: rgb(80, 139, 49);
/* oklch */ color: oklch(57.6% 0.138 136.5);

Tailwind

colors: {
  custom: {
    50: '#86ad6d',
    500: '#508b31',
    950: '#000000',
  },
}

SCSS

$custom: #508b31;
$custom-light: #86ad6d;
$custom-dark: #000000;

JSON

{
  "hex": "#508b31",
  "rgb": {
    "r": 80,
    "g": 139,
    "b": 49
  },
  "hsl": {
    "h": 99.333,
    "s": 47.872,
    "l": 36.863
  },
  "oklch": {
    "l": 0.57644,
    "c": 0.13773,
    "h": 136.5
  },
  "luminance": 0.20392
}

Semantic roles & 50–950 ramp

primary

#508B31

secondary

#9865B2

accent

#50D7A9

background

#F8FAF6

surface

#F0F4EC

border

#CBCEC7

text

#0B1007

muted

#7C7F7A

Preview Lab

Preview with #508B31

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

Preview Lab → · Contrast checker → · Palette generator →