#644A72#644A72

#644A72 is a mid, moderate violet. Relative luminance 0.088; OKLCH L 45.3% C 0.071 H 313.3°. Best body text is #FFFFFF at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#644A72
RGB	rgb(100, 74, 114)
HSL	hsl(279, 21%, 37%)
HSV	hsv(279, 35%, 45%)
CMYK	cmyk(12.3%, 35.1%, 0%, 55.3%)
CIE-LAB	lab(35.64, 19.15, -18.77)
CIE-LCH	lch(35.64, 26.82, 315.57°)
OKLab	oklab(45.28% 0.0486 -0.0515)
OKLCH	oklch(45.28% 0.071 313.3)
XYZ	xyz(10.7411, 8.8220, 17.0533)
Luminance	0.0882 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644A72 #58724A

analogous

#504A72 #644A72 #724A6C

triadic

#644A72 #72644A #4A7264

tetradic

#644A72 #72504A #58724A #4A6C72

square

#644A72 #72504A #58724A #4A6C72

split-complementary

#644A72 #6C724A #4A7250

monochromatic

#231A28 #43324D #644A72 #856297 #A286B0

Accessibility & contrast

On white

7.60

#644A72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#644A72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644A72

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644A72	#FFFFFF	#000000	##FFFFFF
##644A72	1.00	7.60	2.76	7.60
#FFFFFF	7.60	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#445274

Deuteranopia (green-blind)

#495471

Tritanopia (blue-blind)

#634F59

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #644a72;
/* rgb */ color: rgb(100, 74, 114);
/* oklch */ color: oklch(45.3% 0.071 313.3);

Tailwind

colors: {
  custom: {
    50: '#917d9a',
    500: '#644a72',
    950: '#000000',
  },
}

SCSS

$custom: #644a72;
$custom-light: #917d9a;
$custom-dark: #000000;

JSON

{
  "hex": "#644a72",
  "rgb": {
    "r": 100,
    "g": 74,
    "b": 114
  },
  "hsl": {
    "h": 279,
    "s": 21.277,
    "l": 36.863
  },
  "oklch": {
    "l": 0.45277,
    "c": 0.07083,
    "h": 313.3
  },
  "luminance": 0.08822
}

Semantic roles & 50–950 ramp

primary

#644A72

secondary

#879D7B

accent

#BE6A87

background

#F8F7F9

surface

#F0EEF2

border

#CBC9CC

text

#0C090E

muted

#7D7B7E

Preview Lab

Preview with #644A72

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

Preview Lab → · Contrast checker → · Palette generator →