#509C24#509C24

#509C24 is a light, vivid yellow-green. Relative luminance 0.256; OKLCH L 62.0% C 0.169 H 136.7°. Best body text is #000000 at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#509C24
RGB	rgb(80, 156, 36)
HSL	hsl(98, 63%, 38%)
HSV	hsv(98, 77%, 61%)
CMYK	cmyk(48.7%, 0%, 76.9%, 38.8%)
CIE-LAB	lab(57.66, -44.26, 51.78)
CIE-LCH	lch(57.66, 68.12, 130.52°)
OKLab	oklab(62.03% -0.123 0.1158)
OKLCH	oklch(62.03% 0.169 136.7)
XYZ	xyz(15.5147, 25.6087, 5.7942)
Luminance	0.2561 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509C24 #70249C

analogous

#8C9C24 #509C24 #249C34

triadic

#509C24 #24509C #9C2450

tetradic

#509C24 #248C9C #70249C #9C3424

square

#509C24 #248C9C #70249C #9C3424

split-complementary

#509C24 #34249C #9C248C

monochromatic

#1D390D #366A19 #509C24 #69CE2F #8DDA60

Accessibility & contrast

On white

3.43

#509C24 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.12

#509C24 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #509C24

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509C24	#FFFFFF	#000000	##000000
##509C24	1.00	3.43	6.12	6.12
#FFFFFF	3.43	1.00	21.00	21.00
#000000	6.12	21.00	1.00	1.00
##000000	6.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A18E07

Deuteranopia (green-blind)

#978831

Tritanopia (blue-blind)

#4C9685

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #509c24;
/* rgb */ color: rgb(80, 156, 36);
/* oklch */ color: oklch(62.0% 0.169 136.7);

Tailwind

colors: {
  custom: {
    50: '#88ba68',
    500: '#509c24',
    950: '#000000',
  },
}

SCSS

$custom: #509c24;
$custom-light: #88ba68;
$custom-dark: #000000;

JSON

{
  "hex": "#509c24",
  "rgb": {
    "r": 80,
    "g": 156,
    "b": 36
  },
  "hsl": {
    "h": 98,
    "s": 62.5,
    "l": 37.647
  },
  "oklch": {
    "l": 0.6203,
    "c": 0.1689,
    "h": 136.7
  },
  "luminance": 0.2561
}

Semantic roles & 50–950 ramp

primary

#509C24

secondary

#9B5CBF

accent

#42E6AA

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1107

muted

#7D807A

Preview Lab

Preview with #509C24

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

Preview Lab → · Contrast checker → · Palette generator →