#647917#647917

#647917 is a mid, vivid yellow-green. Relative luminance 0.164; OKLCH L 54.1% C 0.121 H 121.5°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#647917
RGB	rgb(100, 121, 23)
HSL	hsl(73, 68%, 28%)
HSV	hsv(73, 81%, 47%)
CMYK	cmyk(17.4%, 0%, 81%, 52.5%)
CIE-LAB	lab(47.55, -21.39, 46.97)
CIE-LCH	lch(47.55, 51.61, 114.49°)
OKLab	oklab(54.06% -0.0633 0.1031)
OKLCH	oklch(54.06% 0.121 121.5)
XYZ	xyz(12.2478, 16.4459, 3.3396)
Luminance	0.1645 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647917 #2C1779

analogous

#795D17 #647917 #337917

triadic

#647917 #176479 #791764

tetradic

#647917 #17795D #2C1779 #791733

square

#647917 #17795D #2C1779 #791733

split-complementary

#647917 #173379 #5D1779

monochromatic

#151A05 #39460D #647917 #8EAC21 #B5D832

Accessibility & contrast

On white

4.90

#647917 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#647917 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #647917

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647917	#FFFFFF	#000000	##FFFFFF
##647917	1.00	4.90	4.29	4.90
#FFFFFF	4.90	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#817100

Deuteranopia (green-blind)

#7E7121

Tritanopia (blue-blind)

#6A7267

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #647917;
/* rgb */ color: rgb(100, 121, 23);
/* oklch */ color: oklch(54.1% 0.121 121.5);

Tailwind

colors: {
  custom: {
    50: '#939f5d',
    500: '#647917',
    950: '#000000',
  },
}

SCSS

$custom: #647917;
$custom-light: #939f5d;
$custom-dark: #000000;

JSON

{
  "hex": "#647917",
  "rgb": {
    "r": 100,
    "g": 121,
    "b": 23
  },
  "hsl": {
    "h": 72.857,
    "s": 68.056,
    "l": 28.235
  },
  "oklch": {
    "l": 0.5406,
    "c": 0.12095,
    "h": 121.5
  },
  "luminance": 0.16446
}

Semantic roles & 50–950 ramp

primary

#647917

secondary

#563EAE

accent

#3DEB62

background

#F9F9F5

surface

#F2F2E9

border

#CCCCC5

text

#0D0E05

muted

#7E7E79

Preview Lab

Preview with #647917

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

Preview Lab → · Contrast checker → · Palette generator →