#644A62#644A62

#644A62 is a dark, muted purple. Relative luminance 0.085; OKLCH L 44.6% C 0.051 H 329.0°. Best body text is #FFFFFF at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#644A62
RGB	rgb(100, 74, 98)
HSL	hsl(305, 15%, 34%)
HSV	hsv(305, 26%, 39%)
CMYK	cmyk(0%, 26%, 2%, 60.8%)
CIE-LAB	lab(34.98, 15.58, -9.74)
CIE-LCH	lch(34.98, 18.37, 327.98°)
OKLab	oklab(44.56% 0.0435 -0.0262)
OKLCH	oklch(44.56% 0.051 329)
XYZ	xyz(9.9087, 8.4890, 12.6695)
Luminance	0.0849 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644A62 #4A644C

analogous

#594A64 #644A62 #644A55

triadic

#644A62 #62644A #4A6264

tetradic

#644A62 #64594A #4A644C #4A5564

square

#644A62 #64594A #4A644C #4A5564

split-complementary

#644A62 #55644A #4A6459

monochromatic

#1E161D #413040 #644A62 #876484 #A484A2

Accessibility & contrast

On white

7.78

#644A62 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#644A62 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644A62

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644A62	#FFFFFF	#000000	##FFFFFF
##644A62	1.00	7.78	2.70	7.78
#FFFFFF	7.78	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#495063

Deuteranopia (green-blind)

#4F5361

Tritanopia (blue-blind)

#664C52

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #644a62;
/* rgb */ color: rgb(100, 74, 98);
/* oklch */ color: oklch(44.6% 0.051 329.0);

Tailwind

colors: {
  custom: {
    50: '#907c8e',
    500: '#644a62',
    950: '#000000',
  },
}

SCSS

$custom: #644a62;
$custom-light: #907c8e;
$custom-dark: #000000;

JSON

{
  "hex": "#644a62",
  "rgb": {
    "r": 100,
    "g": 74,
    "b": 98
  },
  "hsl": {
    "h": 304.615,
    "s": 14.943,
    "l": 34.118
  },
  "oklch": {
    "l": 0.44557,
    "c": 0.05073,
    "h": 329
  },
  "luminance": 0.08489
}

Semantic roles & 50–950 ramp

primary

#644A62

secondary

#78927A

accent

#B87670

background

#F8F7F8

surface

#F0EEF0

border

#CBC9CB

text

#0C090C

muted

#7D7B7D

Preview Lab

Preview with #644A62

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

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