#644D73#644D73

#644D73 is a mid, moderate violet. Relative luminance 0.093; OKLCH L 45.9% C 0.066 H 311.5°. Best body text is #FFFFFF at 7.37:1 contrast (WCAG AA passes).

Color values

HEX	#644D73
RGB	rgb(100, 77, 115)
HSL	hsl(276, 20%, 38%)
HSV	hsv(276, 33%, 45%)
CMYK	cmyk(13%, 33%, 0%, 54.9%)
CIE-LAB	lab(36.47, 17.52, -18.11)
CIE-LCH	lch(36.47, 25.20, 314.05°)
OKLab	oklab(45.93% 0.0439 -0.0497)
OKLCH	oklch(45.93% 0.066 311.5)
XYZ	xyz(11.0034, 9.2550, 17.4231)
Luminance	0.0925 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644D73 #5C734D

analogous

#514D73 #644D73 #734D6F

triadic

#644D73 #73644D #4D7364

tetradic

#644D73 #73514D #5C734D #4D6F73

square

#644D73 #73514D #5C734D #4D6F73

split-complementary

#644D73 #6F734D #4D7351

monochromatic

#241C2A #44344E #644D73 #846698 #A18AB1

Accessibility & contrast

On white

7.37

#644D73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#644D73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644D73

7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644D73	#FFFFFF	#000000	##FFFFFF
##644D73	1.00	7.37	2.85	7.37
#FFFFFF	7.37	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#475575

Deuteranopia (green-blind)

#4C5672

Tritanopia (blue-blind)

#63525B

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #644d73;
/* rgb */ color: rgb(100, 77, 115);
/* oklch */ color: oklch(45.9% 0.066 311.5);

Tailwind

colors: {
  custom: {
    50: '#907f9b',
    500: '#644d73',
    950: '#000000',
  },
}

SCSS

$custom: #644d73;
$custom-light: #907f9b;
$custom-dark: #000000;

JSON

{
  "hex": "#644d73",
  "rgb": {
    "r": 100,
    "g": 77,
    "b": 115
  },
  "hsl": {
    "h": 276.316,
    "s": 19.792,
    "l": 37.647
  },
  "oklch": {
    "l": 0.45925,
    "c": 0.0663,
    "h": 311.5
  },
  "luminance": 0.09255
}

Semantic roles & 50–950 ramp

primary

#644D73

secondary

#8B9E7E

accent

#BC6B8B

background

#F8F7F9

surface

#F0EEF2

border

#CBC9CC

text

#0C0A0E

muted

#7D7C7E

Preview Lab

Preview with #644D73

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

Preview Lab → · Contrast checker → · Palette generator →