#517918#517918

#517918 is a mid, vivid yellow-green. Relative luminance 0.155; OKLCH L 52.7% C 0.130 H 130.1°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#517918
RGB	rgb(81, 121, 24)
HSL	hsl(85, 67%, 28%)
HSV	hsv(85, 80%, 47%)
CMYK	cmyk(33.1%, 0%, 80.2%, 52.5%)
CIE-LAB	lab(46.30, -29.41, 45.02)
CIE-LCH	lch(46.30, 53.77, 123.16°)
OKLab	oklab(52.72% -0.0838 0.0997)
OKLCH	oklch(52.72% 0.13 130.1)
XYZ	xyz(10.3955, 15.4897, 3.3061)
Luminance	0.1549 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#517918 #401879

analogous

#797018 #517918 #207918

triadic

#517918 #185179 #791851

tetradic

#517918 #187970 #401879 #791820

square

#517918 #187970 #401879 #791820

split-complementary

#517918 #182079 #701879

monochromatic

#111A05 #2F460E #517918 #73AC22 #94D735

Accessibility & contrast

On white

5.12

#517918 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#517918 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #517918

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##517918	#FFFFFF	#000000	##FFFFFF
##517918	1.00	5.12	4.10	5.12
#FFFFFF	5.12	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F7000

Deuteranopia (green-blind)

#796D22

Tritanopia (blue-blind)

#537367

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #517918;
/* rgb */ color: rgb(81, 121, 24);
/* oklch */ color: oklch(52.7% 0.130 130.1);

Tailwind

colors: {
  custom: {
    50: '#86a05e',
    500: '#517918',
    950: '#000000',
  },
}

SCSS

$custom: #517918;
$custom-light: #86a05e;
$custom-dark: #000000;

JSON

{
  "hex": "#517918",
  "rgb": {
    "r": 81,
    "g": 121,
    "b": 24
  },
  "hsl": {
    "h": 84.742,
    "s": 66.897,
    "l": 28.431
  },
  "oklch": {
    "l": 0.52715,
    "c": 0.13024,
    "h": 130.1
  },
  "luminance": 0.1549
}

Semantic roles & 50–950 ramp

primary

#517918

secondary

#6D3FAE

accent

#3EEA85

background

#F8F9F5

surface

#F0F2E9

border

#CBCCC5

text

#0B0E05

muted

#7C7E79

Preview Lab

Preview with #517918

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

Preview Lab → · Contrast checker → · Palette generator →