#644658#644658

#644658 is a dark, muted pink. Relative luminance 0.078; OKLCH L 43.3% C 0.049 H 342.6°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#644658
RGB	rgb(100, 70, 88)
HSL	hsl(324, 18%, 33%)
HSV	hsv(324, 30%, 39%)
CMYK	cmyk(0%, 30%, 12%, 60.8%)
CIE-LAB	lab(33.55, 16.05, -5.55)
CIE-LCH	lch(33.55, 16.98, 340.93°)
OKLab	oklab(43.34% 0.0468 -0.0146)
OKLCH	oklch(43.34% 0.049 342.6)
XYZ	xyz(9.2071, 7.7946, 10.2502)
Luminance	0.0779 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644658 #466452

analogous

#614664 #644658 #644649

triadic

#644658 #586446 #465864

tetradic

#644658 #646146 #466452 #464964

square

#644658 #646146 #466452 #464964

split-complementary

#644658 #496446 #466461

monochromatic

#1C1419 #402D38 #644658 #885F78 #A57F96

Accessibility & contrast

On white

8.21

#644658 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#644658 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644658

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644658	#FFFFFF	#000000	##FFFFFF
##644658	1.00	8.21	2.56	8.21
#FFFFFF	8.21	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#474C59

Deuteranopia (green-blind)

#4F5157

Tritanopia (blue-blind)

#68464C

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #644658;
/* rgb */ color: rgb(100, 70, 88);
/* oklch */ color: oklch(43.3% 0.049 342.6);

Tailwind

colors: {
  custom: {
    50: '#907987',
    500: '#644658',
    950: '#000000',
  },
}

SCSS

$custom: #644658;
$custom-light: #907987;
$custom-dark: #000000;

JSON

{
  "hex": "#644658",
  "rgb": {
    "r": 100,
    "g": 70,
    "b": 88
  },
  "hsl": {
    "h": 324,
    "s": 17.647,
    "l": 33.333
  },
  "oklch": {
    "l": 0.43341,
    "c": 0.04904,
    "h": 342.6
  },
  "luminance": 0.07794
}

Semantic roles & 50–950 ramp

primary

#644658

secondary

#749280

accent

#BA8C6D

background

#F8F7F8

surface

#F0EDEF

border

#CBC8CA

text

#0C090B

muted

#7D7B7C

Preview Lab

Preview with #644658

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

Preview Lab → · Contrast checker → · Palette generator →