#509018#509018

#509018 is a mid, vivid yellow-green. Relative luminance 0.217; OKLCH L 58.8% C 0.160 H 134.6°. Best body text is #000000 at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#509018
RGB	rgb(80, 144, 24)
HSL	hsl(92, 71%, 33%)
HSV	hsv(92, 83%, 56%)
CMYK	cmyk(44.4%, 0%, 83.3%, 43.5%)
CIE-LAB	lab(53.73, -40.01, 51.86)
CIE-LCH	lch(53.73, 65.50, 127.65°)
OKLab	oklab(58.78% -0.1123 0.1141)
OKLCH	oklch(58.78% 0.16 134.6)
XYZ	xyz(13.4461, 21.7172, 4.3473)
Luminance	0.2172 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509018 #581890

analogous

#8C9018 #509018 #18901C

triadic

#509018 #185090 #901850

tetradic

#509018 #188C90 #581890 #901C18

square

#509018 #188C90 #581890 #901C18

split-complementary

#509018 #1C1890 #90188C

monochromatic

#162707 #335C0F #509018 #6DC421 #8CE043

Accessibility & contrast

On white

3.93

#509018 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.34

#509018 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #509018

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509018	#FFFFFF	#000000	##000000
##509018	1.00	3.93	5.34	5.34
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.34	21.00	1.00	1.00
##000000	5.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#968400

Deuteranopia (green-blind)

#8D7F27

Tritanopia (blue-blind)

#4F8A7A

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #509018;
/* rgb */ color: rgb(80, 144, 24);
/* oklch */ color: oklch(58.8% 0.160 134.6);

Tailwind

colors: {
  custom: {
    50: '#87b161',
    500: '#509018',
    950: '#000000',
  },
}

SCSS

$custom: #509018;
$custom-light: #87b161;
$custom-dark: #000000;

JSON

{
  "hex": "#509018",
  "rgb": {
    "r": 80,
    "g": 144,
    "b": 24
  },
  "hsl": {
    "h": 92,
    "s": 71.429,
    "l": 32.941
  },
  "oklch": {
    "l": 0.58776,
    "c": 0.1601,
    "h": 134.6
  },
  "luminance": 0.21718
}

Semantic roles & 50–950 ramp

primary

#509018

secondary

#8643C0

accent

#3AEE9A

background

#F8FAF6

surface

#F0F5EB

border

#CBCFC6

text

#0C1105

muted

#7D807A

Preview Lab

Preview with #509018

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

Preview Lab → · Contrast checker → · Palette generator →