#644866#644866

#644866 is a dark, muted purple. Relative luminance 0.083; OKLCH L 44.3% C 0.060 H 324.3°. Best body text is #FFFFFF at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#644866
RGB	rgb(100, 72, 102)
HSL	hsl(296, 17%, 34%)
HSV	hsv(296, 29%, 40%)
CMYK	cmyk(2%, 29.4%, 0%, 60%)
CIE-LAB	lab(34.61, 17.68, -12.83)
CIE-LCH	lch(34.61, 21.84, 324.03°)
OKLab	oklab(44.32% 0.0483 -0.0347)
OKLCH	oklch(44.32% 0.06 324.3)
XYZ	xyz(9.9709, 8.3037, 13.6453)
Luminance	0.0830 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644866 #4A6648

analogous

#554866 #644866 #664859

triadic

#644866 #666448 #486664

tetradic

#644866 #665548 #4A6648 #485966

square

#644866 #665548 #4A6648 #485966

split-complementary

#644866 #596648 #486655

monochromatic

#1E151E #412F42 #644866 #87618A #A482A7

Accessibility & contrast

On white

7.89

#644866 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#644866 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644866

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644866	#FFFFFF	#000000	##FFFFFF
##644866	1.00	7.89	2.66	7.89
#FFFFFF	7.89	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#464F67

Deuteranopia (green-blind)

#4C5365

Tritanopia (blue-blind)

#654B53

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #644866;
/* rgb */ color: rgb(100, 72, 102);
/* oklch */ color: oklch(44.3% 0.060 324.3);

Tailwind

colors: {
  custom: {
    50: '#907b91',
    500: '#644866',
    950: '#000000',
  },
}

SCSS

$custom: #644866;
$custom-light: #907b91;
$custom-dark: #000000;

JSON

{
  "hex": "#644866",
  "rgb": {
    "r": 100,
    "g": 72,
    "b": 102
  },
  "hsl": {
    "h": 296,
    "s": 17.241,
    "l": 34.118
  },
  "oklch": {
    "l": 0.44323,
    "c": 0.05951,
    "h": 324.3
  },
  "luminance": 0.08303
}

Semantic roles & 50–950 ramp

primary

#644866

secondary

#789476

accent

#BA6E73

background

#F8F7F8

surface

#F0EEF0

border

#CBC9CB

text

#0C090C

muted

#7D7B7D

Preview Lab

Preview with #644866

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

Preview Lab → · Contrast checker → · Palette generator →