#509E1C#509E1C

#509E1C is a light, vivid yellow-green. Relative luminance 0.262; OKLCH L 62.5% C 0.175 H 136.3°. Best body text is #000000 at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#509E1C
RGB	rgb(80, 158, 28)
HSL	hsl(96, 70%, 36%)
HSV	hsv(96, 82%, 62%)
CMYK	cmyk(49.4%, 0%, 82.3%, 38%)
CIE-LAB	lab(58.27, -45.51, 54.86)
CIE-LCH	lch(58.27, 71.29, 129.68°)
OKLab	oklab(62.51% -0.1268 0.121)
OKLCH	oklch(62.51% 0.175 136.3)
XYZ	xyz(15.7443, 26.2420, 5.3340)
Luminance	0.2624 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509E1C #6A1C9E

analogous

#919E1C #509E1C #1C9E29

triadic

#509E1C #1C509E #9E1C50

tetradic

#509E1C #1C919E #6A1C9E #9E291C

square

#509E1C #1C919E #6A1C9E #9E291C

split-complementary

#509E1C #291C9E #9E1C91

monochromatic

#1B360A #366A13 #509E1C #6AD225 #8CE154

Accessibility & contrast

On white

3.36

#509E1C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.25

#509E1C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #509E1C

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509E1C	#FFFFFF	#000000	##000000
##509E1C	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)

#9A8A2C

Tritanopia (blue-blind)

#4C9886

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #509e1c;
/* rgb */ color: rgb(80, 158, 28);
/* oklch */ color: oklch(62.5% 0.175 136.3);

Tailwind

colors: {
  custom: {
    50: '#89bb65',
    500: '#509e1c',
    950: '#000000',
  },
}

SCSS

$custom: #509e1c;
$custom-light: #89bb65;
$custom-dark: #000000;

JSON

{
  "hex": "#509e1c",
  "rgb": {
    "r": 80,
    "g": 158,
    "b": 28
  },
  "hsl": {
    "h": 96,
    "s": 69.892,
    "l": 36.471
  },
  "oklch": {
    "l": 0.62513,
    "c": 0.17531,
    "h": 136.3
  },
  "luminance": 0.26243
}

Semantic roles & 50–950 ramp

primary

#509E1C

secondary

#9652C4

accent

#3BEDA6

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1206

muted

#7D817A

Preview Lab

Preview with #509E1C

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

Preview Lab → · Contrast checker → · Palette generator →