#644145#644145

#644145 is a dark, muted red. Relative luminance 0.069; OKLCH L 41.7% C 0.049 H 11.9°. Best body text is #FFFFFF at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#644145
RGB	rgb(100, 65, 69)
HSL	hsl(353, 21%, 32%)
HSV	hsv(353, 35%, 39%)
CMYK	cmyk(0%, 35%, 31%, 60.8%)
CIE-LAB	lab(31.62, 15.84, 3.82)
CIE-LCH	lch(31.62, 16.29, 13.55°)
OKLab	oklab(41.66% 0.0481 0.0101)
OKLCH	oklch(41.66% 0.049 11.9)
XYZ	xyz(8.2202, 6.9201, 6.5318)
Luminance	0.0692 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644145 #416460

analogous

#644157 #644145 #644F41

triadic

#644145 #456441 #414564

tetradic

#644145 #576441 #416460 #4F4164

square

#644145 #576441 #416460 #4F4164

split-complementary

#644145 #41644F #415764

monochromatic

#1A1112 #3F292B #644145 #89595F #A7787D

Accessibility & contrast

On white

8.81

#644145 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#644145 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644145

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644145	#FFFFFF	#000000	##FFFFFF
##644145	1.00	8.81	2.38	8.81
#FFFFFF	8.81	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#474645

Deuteranopia (green-blind)

#4F4D44

Tritanopia (blue-blind)

#6A3E42

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #644145;
/* rgb */ color: rgb(100, 65, 69);
/* oklch */ color: oklch(41.7% 0.049 11.9);

Tailwind

colors: {
  custom: {
    50: '#917678',
    500: '#644145',
    950: '#000000',
  },
}

SCSS

$custom: #644145;
$custom-light: #917678;
$custom-dark: #000000;

JSON

{
  "hex": "#644145",
  "rgb": {
    "r": 100,
    "g": 65,
    "b": 69
  },
  "hsl": {
    "h": 353.143,
    "s": 21.212,
    "l": 32.353
  },
  "oklch": {
    "l": 0.41662,
    "c": 0.04912,
    "h": 11.9
  },
  "luminance": 0.0692
}

Semantic roles & 50–950 ramp

primary

#644145

secondary

#6E938F

accent

#BEB46A

background

#F9F7F7

surface

#F1EDED

border

#CBC8C8

text

#0D0809

muted

#7E7B7B

Preview Lab

Preview with #644145

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

Preview Lab → · Contrast checker → · Palette generator →