#644860#644860

#644860 is a dark, muted purple. Relative luminance 0.082; OKLCH L 44.1% C 0.053 H 331.4°. Best body text is #FFFFFF at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#644860
RGB	rgb(100, 72, 96)
HSL	hsl(309, 16%, 34%)
HSV	hsv(309, 28%, 39%)
CMYK	cmyk(0%, 28%, 4%, 60.8%)
CIE-LAB	lab(34.37, 16.40, -9.40)
CIE-LCH	lch(34.37, 18.90, 330.20°)
OKLab	oklab(44.07% 0.0463 -0.0252)
OKLCH	oklch(44.07% 0.053 331.4)
XYZ	xyz(9.6840, 8.1889, 12.1346)
Luminance	0.0819 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644860 #48644C

analogous

#5A4864 #644860 #644852

triadic

#644860 #606448 #486064

tetradic

#644860 #645A48 #48644C #485264

square

#644860 #645A48 #48644C #485264

split-complementary

#644860 #526448 #48645A

monochromatic

#1D151C #402E3E #644860 #886282 #A582A0

Accessibility & contrast

On white

7.96

#644860 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#644860 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644860

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644860	#FFFFFF	#000000	##FFFFFF
##644860	1.00	7.96	2.64	7.96
#FFFFFF	7.96	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#474E61

Deuteranopia (green-blind)

#4E525F

Tritanopia (blue-blind)

#664A50

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #644860;
/* rgb */ color: rgb(100, 72, 96);
/* oklch */ color: oklch(44.1% 0.053 331.4);

Tailwind

colors: {
  custom: {
    50: '#907b8d',
    500: '#644860',
    950: '#000000',
  },
}

SCSS

$custom: #644860;
$custom-light: #907b8d;
$custom-dark: #000000;

JSON

{
  "hex": "#644860",
  "rgb": {
    "r": 100,
    "g": 72,
    "b": 96
  },
  "hsl": {
    "h": 308.571,
    "s": 16.279,
    "l": 33.725
  },
  "oklch": {
    "l": 0.44067,
    "c": 0.05266,
    "h": 331.4
  },
  "luminance": 0.08189
}

Semantic roles & 50–950 ramp

primary

#644860

secondary

#76927A

accent

#B9796F

background

#F8F7F8

surface

#F0EEF0

border

#CBC9CB

text

#0C090C

muted

#7D7B7D

Preview Lab

Preview with #644860

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

Preview Lab → · Contrast checker → · Palette generator →