#508C21#508C21

#508C21 is a mid, vivid yellow-green. Relative luminance 0.206; OKLCH L 57.8% C 0.150 H 134.7°. Best body text is #000000 at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#508C21
RGB	rgb(80, 140, 33)
HSL	hsl(94, 62%, 34%)
HSV	hsv(94, 76%, 55%)
CMYK	cmyk(42.9%, 0%, 76.4%, 45.1%)
CIE-LAB	lab(52.48, -37.80, 47.77)
CIE-LCH	lch(52.48, 60.92, 128.35°)
OKLab	oklab(57.77% -0.1058 0.1069)
OKLCH	oklch(57.77% 0.15 134.7)
XYZ	xyz(12.9606, 20.5707, 4.7262)
Luminance	0.2057 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#508C21 #5D218C

analogous

#868C21 #508C21 #218C28

triadic

#508C21 #21508C #8C2150

tetradic

#508C21 #21868C #5D218C #8C2821

square

#508C21 #21868C #5D218C #8C2821

split-complementary

#508C21 #28218C #8C2186

monochromatic

#17290A #345A15 #508C21 #6CBE2D #8CD651

Accessibility & contrast

On white

4.11

#508C21 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.11

#508C21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #508C21

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##508C21	#FFFFFF	#000000	##000000
##508C21	1.00	4.11	5.11	5.11
#FFFFFF	4.11	1.00	21.00	21.00
#000000	5.11	21.00	1.00	1.00
##000000	5.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91800A

Deuteranopia (green-blind)

#897B2C

Tritanopia (blue-blind)

#4F8678

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #508c21;
/* rgb */ color: rgb(80, 140, 33);
/* oklch */ color: oklch(57.8% 0.150 134.7);

Tailwind

colors: {
  custom: {
    50: '#87ae64',
    500: '#508c21',
    950: '#000000',
  },
}

SCSS

$custom: #508c21;
$custom-light: #87ae64;
$custom-dark: #000000;

JSON

{
  "hex": "#508c21",
  "rgb": {
    "r": 80,
    "g": 140,
    "b": 33
  },
  "hsl": {
    "h": 93.645,
    "s": 61.85,
    "l": 33.922
  },
  "oklch": {
    "l": 0.57767,
    "c": 0.15041,
    "h": 134.7
  },
  "luminance": 0.20571
}

Semantic roles & 50–950 ramp

primary

#508C21

secondary

#8B4FB9

accent

#43E59E

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C1006

muted

#7D7F7A

Preview Lab

Preview with #508C21

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

Preview Lab → · Contrast checker → · Palette generator →