#507F18#507F18

#507F18 is a mid, vivid yellow-green. Relative luminance 0.170; OKLCH L 54.2% C 0.139 H 131.8°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#507F18
RGB	rgb(80, 127, 24)
HSL	hsl(87, 68%, 30%)
HSV	hsv(87, 81%, 50%)
CMYK	cmyk(37%, 0%, 81.1%, 50.2%)
CIE-LAB	lab(48.20, -32.59, 46.77)
CIE-LCH	lch(48.20, 57.01, 124.86°)
OKLab	oklab(54.25% -0.0923 0.1034)
OKLCH	oklch(54.25% 0.139 131.8)
XYZ	xyz(11.0624, 16.9497, 3.5527)
Luminance	0.1695 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#507F18 #47187F

analogous

#7F7B18 #507F18 #1C7F18

triadic

#507F18 #18507F #7F1850

tetradic

#507F18 #187F7B #47187F #7F181C

square

#507F18 #187F7B #47187F #7F181C

split-complementary

#507F18 #181C7F #7B187F

monochromatic

#101A05 #304C0E #507F18 #70B222 #90D938

Accessibility & contrast

On white

4.78

#507F18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#507F18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #507F18

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##507F18	#FFFFFF	#000000	##FFFFFF
##507F18	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#857500

Deuteranopia (green-blind)

#7E7123

Tritanopia (blue-blind)

#51796C

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #507f18;
/* rgb */ color: rgb(80, 127, 24);
/* oklch */ color: oklch(54.2% 0.139 131.8);

Tailwind

colors: {
  custom: {
    50: '#86a45e',
    500: '#507f18',
    950: '#000000',
  },
}

SCSS

$custom: #507f18;
$custom-light: #86a45e;
$custom-dark: #000000;

JSON

{
  "hex": "#507f18",
  "rgb": {
    "r": 80,
    "g": 127,
    "b": 24
  },
  "hsl": {
    "h": 87.379,
    "s": 68.212,
    "l": 29.608
  },
  "oklch": {
    "l": 0.54249,
    "c": 0.13863,
    "h": 131.8
  },
  "luminance": 0.1695
}

Semantic roles & 50–950 ramp

primary

#507F18

secondary

#743FB3

accent

#3DEB8C

background

#F8FAF5

surface

#F0F4EA

border

#CBCEC6

text

#0C0F05

muted

#7D7F79

Preview Lab

Preview with #507F18

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

Preview Lab → · Contrast checker → · Palette generator →