#517C17#517C17

#517C17 is a mid, vivid yellow-green. Relative luminance 0.162; OKLCH L 53.5% C 0.135 H 130.7°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#517C17
RGB	rgb(81, 124, 23)
HSL	hsl(86, 69%, 29%)
HSV	hsv(86, 81%, 49%)
CMYK	cmyk(34.7%, 0%, 81.5%, 51.4%)
CIE-LAB	lab(47.27, -30.87, 46.26)
CIE-LCH	lch(47.27, 55.61, 123.72°)
OKLab	oklab(53.51% -0.0878 0.1021)
OKLCH	oklch(53.51% 0.135 130.7)
XYZ	xyz(10.7556, 16.2261, 3.3757)
Luminance	0.1623 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#517C17 #42177C

analogous

#7C7517 #517C17 #1F7C17

triadic

#517C17 #17517C #7C1751

tetradic

#517C17 #177C75 #42177C #7C171F

square

#517C17 #177C75 #42177C #7C171F

split-complementary

#517C17 #171F7C #75177C

monochromatic

#111A05 #2F480D #517C17 #73B021 #93D934

Accessibility & contrast

On white

4.95

#517C17 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#517C17 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #517C17

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##517C17	#FFFFFF	#000000	##FFFFFF
##517C17	1.00	4.95	4.25	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#827200

Deuteranopia (green-blind)

#7C6F22

Tritanopia (blue-blind)

#537669

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #517c17;
/* rgb */ color: rgb(81, 124, 23);
/* oklch */ color: oklch(53.5% 0.135 130.7);

Tailwind

colors: {
  custom: {
    50: '#86a25e',
    500: '#517c17',
    950: '#000000',
  },
}

SCSS

$custom: #517c17;
$custom-light: #86a25e;
$custom-dark: #000000;

JSON

{
  "hex": "#517c17",
  "rgb": {
    "r": 81,
    "g": 124,
    "b": 23
  },
  "hsl": {
    "h": 85.545,
    "s": 68.707,
    "l": 28.824
  },
  "oklch": {
    "l": 0.53506,
    "c": 0.1347,
    "h": 130.7
  },
  "luminance": 0.16226
}

Semantic roles & 50–950 ramp

primary

#517C17

secondary

#6F3EB1

accent

#3CEC87

background

#F8FAF5

surface

#F0F3E9

border

#CBCDC5

text

#0C0F05

muted

#7D7F79

Preview Lab

Preview with #517C17

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

Preview Lab → · Contrast checker → · Palette generator →