#508A21#508A21

#508A21 is a mid, vivid yellow-green. Relative luminance 0.200; OKLCH L 57.2% C 0.148 H 134.4°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#508A21
RGB	rgb(80, 138, 33)
HSL	hsl(93, 61%, 34%)
HSV	hsv(93, 76%, 54%)
CMYK	cmyk(42%, 0%, 76.1%, 45.9%)
CIE-LAB	lab(51.83, -36.94, 47.14)
CIE-LCH	lch(51.83, 59.89, 128.08°)
OKLab	oklab(57.24% -0.1034 0.1056)
OKLCH	oklch(57.24% 0.148 134.4)
XYZ	xyz(12.6710, 19.9916, 4.6297)
Luminance	0.1999 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#508A21 #5B218A

analogous

#848A21 #508A21 #218A26

triadic

#508A21 #21508A #8A2150

tetradic

#508A21 #21848A #5B218A #8A2621

square

#508A21 #21848A #5B218A #8A2621

split-complementary

#508A21 #26218A #8A2184

monochromatic

#172709 #335915 #508A21 #6DBB2D #8CD550

Accessibility & contrast

On white

4.20

#508A21 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.00

#508A21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #508A21

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##508A21	#FFFFFF	#000000	##000000
##508A21	1.00	4.20	5.00	5.00
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.00	21.00	1.00	1.00
##000000	5.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F7F0B

Deuteranopia (green-blind)

#887A2C

Tritanopia (blue-blind)

#4F8476

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #508a21;
/* rgb */ color: rgb(80, 138, 33);
/* oklch */ color: oklch(57.2% 0.148 134.4);

Tailwind

colors: {
  custom: {
    50: '#86ac64',
    500: '#508a21',
    950: '#000000',
  },
}

SCSS

$custom: #508a21;
$custom-light: #86ac64;
$custom-dark: #000000;

JSON

{
  "hex": "#508a21",
  "rgb": {
    "r": 80,
    "g": 138,
    "b": 33
  },
  "hsl": {
    "h": 93.143,
    "s": 61.404,
    "l": 33.529
  },
  "oklch": {
    "l": 0.57235,
    "c": 0.14782,
    "h": 134.4
  },
  "luminance": 0.19992
}

Semantic roles & 50–950 ramp

primary

#508A21

secondary

#894EB9

accent

#43E59C

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C1006

muted

#7D7F7A

Preview Lab

Preview with #508A21

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

Preview Lab → · Contrast checker → · Palette generator →