#644A54#644A54

#644A54 is a dark, muted pink. Relative luminance 0.082; OKLCH L 44.0% C 0.038 H 353.9°. Best body text is #FFFFFF at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#644A54
RGB	rgb(100, 74, 84)
HSL	hsl(337, 15%, 34%)
HSV	hsv(337, 26%, 39%)
CMYK	cmyk(0%, 26%, 16%, 60.8%)
CIE-LAB	lab(34.49, 12.80, -1.61)
CIE-LCH	lch(34.49, 12.90, 352.83°)
OKLab	oklab(44.02% 0.038 -0.0041)
OKLCH	oklch(44.02% 0.038 353.9)
XYZ	xyz(9.3045, 8.2474, 9.4876)
Luminance	0.0825 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644A54 #4A645A

analogous

#644A61 #644A54 #644D4A

triadic

#644A54 #54644A #4A5464

tetradic

#644A54 #61644A #4A645A #4D4A64

square

#644A54 #61644A #4A645A #4D4A64

split-complementary

#644A54 #4A644D #4A6164

monochromatic

#1E1619 #413036 #644A54 #876472 #A48491

Accessibility & contrast

On white

7.93

#644A54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#644A54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644A54

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644A54	#FFFFFF	#000000	##FFFFFF
##644A54	1.00	7.93	2.65	7.93
#FFFFFF	7.93	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4F54

Deuteranopia (green-blind)

#535353

Tritanopia (blue-blind)

#68494D

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #644a54;
/* rgb */ color: rgb(100, 74, 84);
/* oklch */ color: oklch(44.0% 0.038 353.9);

Tailwind

colors: {
  custom: {
    50: '#907c84',
    500: '#644a54',
    950: '#000000',
  },
}

SCSS

$custom: #644a54;
$custom-light: #907c84;
$custom-dark: #000000;

JSON

{
  "hex": "#644a54",
  "rgb": {
    "r": 100,
    "g": 74,
    "b": 84
  },
  "hsl": {
    "h": 336.923,
    "s": 14.943,
    "l": 34.118
  },
  "oklch": {
    "l": 0.4402,
    "c": 0.03825,
    "h": 353.9
  },
  "luminance": 0.08247
}

Semantic roles & 50–950 ramp

primary

#644A54

secondary

#789288

accent

#B89C70

background

#F8F7F8

surface

#F0EEEF

border

#CBC9CA

text

#0C090A

muted

#7D7B7C

Preview Lab

Preview with #644A54

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

Preview Lab → · Contrast checker → · Palette generator →