#644367#644367

#644367 is a dark, moderate purple. Relative luminance 0.077; OKLCH L 43.4% C 0.071 H 323.8°. Best body text is #FFFFFF at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#644367
RGB	rgb(100, 67, 103)
HSL	hsl(295, 21%, 33%)
HSV	hsv(295, 35%, 40%)
CMYK	cmyk(2.9%, 35%, 0%, 59.6%)
CIE-LAB	lab(33.36, 21.00, -15.38)
CIE-LCH	lch(33.36, 26.03, 323.79°)
OKLab	oklab(43.39% 0.0572 -0.0418)
OKLCH	oklch(43.39% 0.071 323.8)
XYZ	xyz(9.7106, 7.7032, 13.8047)
Luminance	0.0770 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644367 #466743

analogous

#524367 #644367 #674358

triadic

#644367 #676443 #436764

tetradic

#644367 #675243 #466743 #435867

square

#644367 #675243 #466743 #435867

split-complementary

#644367 #586743 #436752

monochromatic

#1C131D #402B42 #644367 #885B8C #A57BA9

Accessibility & contrast

On white

8.27

#644367 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#644367 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644367

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644367	#FFFFFF	#000000	##FFFFFF
##644367	1.00	8.27	2.54	8.27
#FFFFFF	8.27	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#404C68

Deuteranopia (green-blind)

#485066

Tritanopia (blue-blind)

#654750

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #644367;
/* rgb */ color: rgb(100, 67, 103);
/* oklch */ color: oklch(43.4% 0.071 323.8);

Tailwind

colors: {
  custom: {
    50: '#917792',
    500: '#644367',
    950: '#000000',
  },
}

SCSS

$custom: #644367;
$custom-light: #917792;
$custom-dark: #000000;

JSON

{
  "hex": "#644367",
  "rgb": {
    "r": 100,
    "g": 67,
    "b": 103
  },
  "hsl": {
    "h": 295,
    "s": 21.176,
    "l": 33.333
  },
  "oklch": {
    "l": 0.43385,
    "c": 0.07086,
    "h": 323.8
  },
  "luminance": 0.07703
}

Semantic roles & 50–950 ramp

primary

#644367

secondary

#749571

accent

#BE6A71

background

#F8F7F9

surface

#F0EDF1

border

#CBC8CB

text

#0D090D

muted

#7D7B7E

Preview Lab

Preview with #644367

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

Preview Lab → · Contrast checker → · Palette generator →