#509E23#509E23

#509E23 is a light, vivid yellow-green. Relative luminance 0.263; OKLCH L 62.6% C 0.172 H 136.8°. Best body text is #000000 at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#509E23
RGB	rgb(80, 158, 35)
HSL	hsl(98, 64%, 38%)
HSV	hsv(98, 78%, 62%)
CMYK	cmyk(49.4%, 0%, 77.8%, 38%)
CIE-LAB	lab(58.30, -45.12, 52.73)
CIE-LCH	lch(58.30, 69.40, 130.55°)
OKLab	oklab(62.55% -0.1254 0.1176)
OKLCH	oklch(62.55% 0.172 136.8)
XYZ	xyz(15.8380, 26.2795, 5.8277)
Luminance	0.2628 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509E23 #71239E

analogous

#8D9E23 #509E23 #239E33

triadic

#509E23 #23509E #9E2350

tetradic

#509E23 #238D9E #71239E #9E3323

square

#509E23 #238D9E #71239E #9E3323

split-complementary

#509E23 #33239E #9E238D

monochromatic

#1D3A0D #376C18 #509E23 #69D02E #8DDC60

Accessibility & contrast

On white

3.36

#509E23 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.26

#509E23 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #509E23

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509E23	#FFFFFF	#000000	##000000
##509E23	1.00	3.36	6.26	6.26
#FFFFFF	3.36	1.00	21.00	21.00
#000000	6.26	21.00	1.00	1.00
##000000	6.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A39003

Deuteranopia (green-blind)

#998A30

Tritanopia (blue-blind)

#4C9887

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #509e23;
/* rgb */ color: rgb(80, 158, 35);
/* oklch */ color: oklch(62.6% 0.172 136.8);

Tailwind

colors: {
  custom: {
    50: '#89bb68',
    500: '#509e23',
    950: '#000000',
  },
}

SCSS

$custom: #509e23;
$custom-light: #89bb68;
$custom-dark: #000000;

JSON

{
  "hex": "#509e23",
  "rgb": {
    "r": 80,
    "g": 158,
    "b": 35
  },
  "hsl": {
    "h": 98.049,
    "s": 63.731,
    "l": 37.843
  },
  "oklch": {
    "l": 0.62553,
    "c": 0.1719,
    "h": 136.8
  },
  "luminance": 0.26281
}

Semantic roles & 50–950 ramp

primary

#509E23

secondary

#9C5CC1

accent

#41E7AA

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1207

muted

#7D817A

Preview Lab

Preview with #509E23

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

Preview Lab → · Contrast checker → · Palette generator →