#645367#645367

#645367 is a mid, muted purple. Relative luminance 0.099; OKLCH L 46.6% C 0.038 H 321.2°. Best body text is #FFFFFF at 7.06:1 contrast (WCAG AA passes).

Color values

HEX	#645367
RGB	rgb(100, 83, 103)
HSL	hsl(291, 11%, 36%)
HSV	hsv(291, 19%, 40%)
CMYK	cmyk(2.9%, 19.4%, 0%, 59.6%)
CIE-LAB	lab(37.62, 11.04, -8.90)
CIE-LCH	lch(37.62, 14.18, 321.13°)
OKLab	oklab(46.65% 0.0298 -0.0239)
OKLCH	oklch(46.65% 0.038 321.2)
XYZ	xyz(10.7966, 9.8753, 14.1667)
Luminance	0.0988 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#645367 #566753

analogous

#5A5367 #645367 #675360

triadic

#645367 #676453 #536764

tetradic

#645367 #675A53 #566753 #536067

square

#645367 #675A53 #566753 #536067

split-complementary

#645367 #606753 #53675A

monochromatic

#221C23 #433845 #645367 #856E89 #A28FA5

Accessibility & contrast

On white

7.06

#645367 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#645367 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #645367

7.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##645367	#FFFFFF	#000000	##FFFFFF
##645367	1.00	7.06	2.97	7.06
#FFFFFF	7.06	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#515768

Deuteranopia (green-blind)

#555966

Tritanopia (blue-blind)

#65555A

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #645367;
/* rgb */ color: rgb(100, 83, 103);
/* oklch */ color: oklch(46.6% 0.038 321.2);

Tailwind

colors: {
  custom: {
    50: '#908392',
    500: '#645367',
    950: '#000000',
  },
}

SCSS

$custom: #645367;
$custom-light: #908392;
$custom-dark: #000000;

JSON

{
  "hex": "#645367",
  "rgb": {
    "r": 100,
    "g": 83,
    "b": 103
  },
  "hsl": {
    "h": 291,
    "s": 10.753,
    "l": 36.471
  },
  "oklch": {
    "l": 0.46647,
    "c": 0.0382,
    "h": 321.2
  },
  "luminance": 0.09875
}

Semantic roles & 50–950 ramp

primary

#645367

secondary

#859482

accent

#B4747E

background

#F8F8F8

surface

#F0EFF0

border

#CBCACB

text

#0C0A0D

muted

#7D7C7D

Preview Lab

Preview with #645367

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

Preview Lab → · Contrast checker → · Palette generator →