#509F13#509F13

#509F13 is a light, vivid yellow-green. Relative luminance 0.265; OKLCH L 62.7% C 0.180 H 136.0°. Best body text is #000000 at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#509F13
RGB	rgb(80, 159, 19)
HSL	hsl(94, 79%, 35%)
HSV	hsv(94, 88%, 62%)
CMYK	cmyk(49.7%, 0%, 88.1%, 37.6%)
CIE-LAB	lab(58.55, -46.29, 57.37)
CIE-LCH	lch(58.55, 73.72, 128.90°)
OKLab	oklab(62.74% -0.1294 0.125)
OKLCH	oklch(62.74% 0.18 136)
XYZ	xyz(15.8235, 26.5477, 4.9064)
Luminance	0.2655 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509F13 #62139F

analogous

#969F13 #509F13 #139F1C

triadic

#509F13 #13509F #9F1350

tetradic

#509F13 #13969F #62139F #9F1C13

square

#509F13 #13969F #62139F #9F1C13

split-complementary

#509F13 #1C139F #9F1396

monochromatic

#193206 #34680C #509F13 #6CD61A #8CE944

Accessibility & contrast

On white

3.33

#509F13 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.31

#509F13 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #509F13

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509F13	#FFFFFF	#000000	##000000
##509F13	1.00	3.33	6.31	6.31
#FFFFFF	3.33	1.00	21.00	21.00
#000000	6.31	21.00	1.00	1.00
##000000	6.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A59100

Deuteranopia (green-blind)

#9B8A27

Tritanopia (blue-blind)

#4C9987

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #509f13;
/* rgb */ color: rgb(80, 159, 19);
/* oklch */ color: oklch(62.7% 0.180 136.0);

Tailwind

colors: {
  custom: {
    50: '#8abc62',
    500: '#509f13',
    950: '#000000',
  },
}

SCSS

$custom: #509f13;
$custom-light: #8abc62;
$custom-dark: #000000;

JSON

{
  "hex": "#509f13",
  "rgb": {
    "r": 80,
    "g": 159,
    "b": 19
  },
  "hsl": {
    "h": 93.857,
    "s": 78.652,
    "l": 34.902
  },
  "oklch": {
    "l": 0.62738,
    "c": 0.17991,
    "h": 136
  },
  "luminance": 0.26549
}

Semantic roles & 50–950 ramp

primary

#509F13

secondary

#8F45C9

accent

#33F5A0

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0D1206

muted

#7D817A

Preview Lab

Preview with #509F13

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

Preview Lab → · Contrast checker → · Palette generator →