#644D64#644D64

#644D64 is a mid, muted purple. Relative luminance 0.089; OKLCH L 45.3% C 0.047 H 326.3°. Best body text is #FFFFFF at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#644D64
RGB	rgb(100, 77, 100)
HSL	hsl(300, 13%, 35%)
HSV	hsv(300, 23%, 39%)
CMYK	cmyk(0%, 23%, 0%, 60.8%)
CIE-LAB	lab(35.86, 14.13, -9.67)
CIE-LCH	lch(35.86, 17.12, 325.62°)
OKLab	oklab(45.26% 0.039 -0.026)
OKLCH	oklch(45.26% 0.047 326.3)
XYZ	xyz(10.2094, 8.9374, 13.2414)
Luminance	0.0894 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644D64 #4D644D

analogous

#594D64 #644D64 #644D59

triadic

#644D64 #64644D #4D6464

tetradic

#644D64 #64594D #4D644D #4D5964

square

#644D64 #64594D #4D644D #4D5964

split-complementary

#644D64 #59644D #4D6459

monochromatic

#1F181F #413241 #644D64 #876887 #A388A3

Accessibility & contrast

On white

7.53

#644D64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#644D64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644D64

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644D64	#FFFFFF	#000000	##FFFFFF
##644D64	1.00	7.53	2.79	7.53
#FFFFFF	7.53	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C5365

Deuteranopia (green-blind)

#515563

Tritanopia (blue-blind)

#664F55

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #644d64;
/* rgb */ color: rgb(100, 77, 100);
/* oklch */ color: oklch(45.3% 0.047 326.3);

Tailwind

colors: {
  custom: {
    50: '#907f90',
    500: '#644d64',
    950: '#000000',
  },
}

SCSS

$custom: #644d64;
$custom-light: #907f90;
$custom-dark: #000000;

JSON

{
  "hex": "#644d64",
  "rgb": {
    "r": 100,
    "g": 77,
    "b": 100
  },
  "hsl": {
    "h": 300,
    "s": 12.994,
    "l": 34.706
  },
  "oklch": {
    "l": 0.45259,
    "c": 0.04686,
    "h": 326.3
  },
  "luminance": 0.08937
}

Semantic roles & 50–950 ramp

primary

#644D64

secondary

#7B917B

accent

#B67272

background

#F8F7F8

surface

#F0EEF0

border

#CBC9CB

text

#0C0A0C

muted

#7D7C7D

Preview Lab

Preview with #644D64

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

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