#509E20#509E20

#509E20 is a light, vivid yellow-green. Relative luminance 0.263; OKLCH L 62.5% C 0.173 H 136.6°. Best body text is #000000 at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#509E20
RGB	rgb(80, 158, 32)
HSL	hsl(97, 66%, 37%)
HSV	hsv(97, 80%, 62%)
CMYK	cmyk(49.4%, 0%, 79.7%, 38%)
CIE-LAB	lab(58.29, -45.30, 53.69)
CIE-LCH	lch(58.29, 70.25, 130.16°)
OKLab	oklab(62.54% -0.126 0.1191)
OKLCH	oklch(62.54% 0.173 136.6)
XYZ	xyz(15.7954, 26.2624, 5.6030)
Luminance	0.2626 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509E20 #6E209E

analogous

#8F9E20 #509E20 #209E2F

triadic

#509E20 #20509E #9E2050

tetradic

#509E20 #208F9E #6E209E #9E2F20

square

#509E20 #208F9E #6E209E #9E2F20

split-complementary

#509E20 #2F209E #9E208F

monochromatic

#1C380B #366B16 #509E20 #6AD12A #8DDE5B

Accessibility & contrast

On white

3.36

#509E20 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.25

#509E20 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #509E20

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509E20	#FFFFFF	#000000	##000000
##509E20	1.00	3.36	6.25	6.25
#FFFFFF	3.36	1.00	21.00	21.00
#000000	6.25	21.00	1.00	1.00
##000000	6.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A49000

Deuteranopia (green-blind)

#998A2E

Tritanopia (blue-blind)

#4C9887

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #509e20;
/* rgb */ color: rgb(80, 158, 32);
/* oklch */ color: oklch(62.5% 0.173 136.6);

Tailwind

colors: {
  custom: {
    50: '#89bb66',
    500: '#509e20',
    950: '#000000',
  },
}

SCSS

$custom: #509e20;
$custom-light: #89bb66;
$custom-dark: #000000;

JSON

{
  "hex": "#509e20",
  "rgb": {
    "r": 80,
    "g": 158,
    "b": 32
  },
  "hsl": {
    "h": 97.143,
    "s": 66.316,
    "l": 37.255
  },
  "oklch": {
    "l": 0.62535,
    "c": 0.17344,
    "h": 136.6
  },
  "luminance": 0.26263
}

Semantic roles & 50–950 ramp

primary

#509E20

secondary

#9A58C2

accent

#3FE9A8

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1206

muted

#7D817A

Preview Lab

Preview with #509E20

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

Preview Lab → · Contrast checker → · Palette generator →