#644F64#644F64

#644F64 is a mid, muted purple. Relative luminance 0.092; OKLCH L 45.7% C 0.043 H 326.3°. Best body text is #FFFFFF at 7.38:1 contrast (WCAG AA passes).

Color values

HEX	#644F64
RGB	rgb(100, 79, 100)
HSL	hsl(300, 12%, 35%)
HSV	hsv(300, 21%, 39%)
CMYK	cmyk(0%, 21%, 0%, 60.8%)
CIE-LAB	lab(36.41, 12.88, -8.85)
CIE-LCH	lch(36.41, 15.63, 325.52°)
OKLab	oklab(45.68% 0.0355 -0.0237)
OKLCH	oklch(45.68% 0.043 326.3)
XYZ	xyz(10.3515, 9.2216, 13.2888)
Luminance	0.0922 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644F64 #4F644F

analogous

#594F64 #644F64 #644F59

triadic

#644F64 #64644F #4F6464

tetradic

#644F64 #64594F #4F644F #4F5964

square

#644F64 #64594F #4F644F #4F5964

split-complementary

#644F64 #59644F #4F6459

monochromatic

#201920 #423442 #644F64 #866A86 #A38AA3

Accessibility & contrast

On white

7.38

#644F64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#644F64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644F64

7.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644F64	#FFFFFF	#000000	##FFFFFF
##644F64	1.00	7.38	2.84	7.38
#FFFFFF	7.38	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E5465

Deuteranopia (green-blind)

#525763

Tritanopia (blue-blind)

#655156

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #644f64;
/* rgb */ color: rgb(100, 79, 100);
/* oklch */ color: oklch(45.7% 0.043 326.3);

Tailwind

colors: {
  custom: {
    50: '#908090',
    500: '#644f64',
    950: '#000000',
  },
}

SCSS

$custom: #644f64;
$custom-light: #908090;
$custom-dark: #000000;

JSON

{
  "hex": "#644f64",
  "rgb": {
    "r": 100,
    "g": 79,
    "b": 100
  },
  "hsl": {
    "h": 300,
    "s": 11.732,
    "l": 35.098
  },
  "oklch": {
    "l": 0.45678,
    "c": 0.04273,
    "h": 326.3
  },
  "luminance": 0.09221
}

Semantic roles & 50–950 ramp

primary

#644F64

secondary

#7E917E

accent

#B57373

background

#F8F7F8

surface

#F0EEF0

border

#CBC9CB

text

#0C0A0C

muted

#7D7C7D

Preview Lab

Preview with #644F64

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

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