#644664#644664

#644664 is a dark, moderate purple. Relative luminance 0.080; OKLCH L 43.8% C 0.061 H 326.6°. Best body text is #FFFFFF at 8.07:1 contrast (WCAG AA passes).

Color values

HEX	#644664
RGB	rgb(100, 70, 100)
HSL	hsl(300, 18%, 33%)
HSV	hsv(300, 30%, 39%)
CMYK	cmyk(0%, 30%, 0%, 60.8%)
CIE-LAB	lab(34.00, 18.49, -12.49)
CIE-LCH	lch(34.00, 22.31, 325.97°)
OKLab	oklab(43.84% 0.0511 -0.0337)
OKLCH	oklch(43.84% 0.061 326.6)
XYZ	xyz(9.7457, 8.0101, 13.0868)
Luminance	0.0801 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644664 #466446

analogous

#554664 #644664 #644655

triadic

#644664 #646446 #466464

tetradic

#644664 #645546 #466446 #465564

square

#644664 #645546 #466446 #465564

split-complementary

#644664 #556446 #466455

monochromatic

#1C141C #402D40 #644664 #885F88 #A57FA5

Accessibility & contrast

On white

8.07

#644664 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#644664 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644664

8.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644664	#FFFFFF	#000000	##FFFFFF
##644664	1.00	8.07	2.60	8.07
#FFFFFF	8.07	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444E65

Deuteranopia (green-blind)

#4B5163

Tritanopia (blue-blind)

#664951

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #644664;
/* rgb */ color: rgb(100, 70, 100);
/* oklch */ color: oklch(43.8% 0.061 326.6);

Tailwind

colors: {
  custom: {
    50: '#907a90',
    500: '#644664',
    950: '#000000',
  },
}

SCSS

$custom: #644664;
$custom-light: #907a90;
$custom-dark: #000000;

JSON

{
  "hex": "#644664",
  "rgb": {
    "r": 100,
    "g": 70,
    "b": 100
  },
  "hsl": {
    "h": 300,
    "s": 17.647,
    "l": 33.333
  },
  "oklch": {
    "l": 0.43836,
    "c": 0.06125,
    "h": 326.6
  },
  "luminance": 0.0801
}

Semantic roles & 50–950 ramp

primary

#644664

secondary

#749274

accent

#BA6D6D

background

#F8F7F8

surface

#F0EDF0

border

#CBC8CB

text

#0C090C

muted

#7D7B7D

Preview Lab

Preview with #644664

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

Preview Lab → · Contrast checker → · Palette generator →