#519D18#519D18

#519D18 is a light, vivid yellow-green. Relative luminance 0.259; OKLCH L 62.3% C 0.175 H 135.8°. Best body text is #000000 at 6.19:1 contrast (WCAG AA passes).

Color values

HEX	#519D18
RGB	rgb(81, 157, 24)
HSL	hsl(94, 73%, 35%)
HSV	hsv(94, 85%, 62%)
CMYK	cmyk(48.4%, 0%, 84.7%, 38.4%)
CIE-LAB	lab(57.97, -44.99, 55.69)
CIE-LCH	lch(57.97, 71.59, 128.93°)
OKLab	oklab(62.27% -0.1257 0.1222)
OKLCH	oklch(62.27% 0.175 135.8)
XYZ	xyz(15.6148, 25.9282, 5.0458)
Luminance	0.2593 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#519D18 #64189D

analogous

#939D18 #519D18 #189D22

triadic

#519D18 #18519D #9D1851

tetradic

#519D18 #18939D #64189D #9D2218

square

#519D18 #18939D #64189D #9D2218

split-complementary

#519D18 #22189D #9D1893

monochromatic

#1A3308 #366810 #519D18 #6CD220 #8DE44C

Accessibility & contrast

On white

3.39

#519D18 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.19

#519D18 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #519D18

6.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##519D18	#FFFFFF	#000000	##000000
##519D18	1.00	3.39	6.19	6.19
#FFFFFF	3.39	1.00	21.00	21.00
#000000	6.19	21.00	1.00	1.00
##000000	6.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A38F00

Deuteranopia (green-blind)

#998929

Tritanopia (blue-blind)

#4E9785

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #519d18;
/* rgb */ color: rgb(81, 157, 24);
/* oklch */ color: oklch(62.3% 0.175 135.8);

Tailwind

colors: {
  custom: {
    50: '#8aba63',
    500: '#519d18',
    950: '#000000',
  },
}

SCSS

$custom: #519d18;
$custom-light: #8aba63;
$custom-dark: #000000;

JSON

{
  "hex": "#519d18",
  "rgb": {
    "r": 81,
    "g": 157,
    "b": 24
  },
  "hsl": {
    "h": 94.286,
    "s": 73.481,
    "l": 35.49
  },
  "oklch": {
    "l": 0.62274,
    "c": 0.1753,
    "h": 135.8
  },
  "luminance": 0.25929
}

Semantic roles & 50–950 ramp

primary

#519D18

secondary

#914BC5

accent

#38F0A1

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1206

muted

#7D817A

Preview Lab

Preview with #519D18

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

Preview Lab → · Contrast checker → · Palette generator →