#641722#641722

#641722 is a dark, moderate red. Relative luminance 0.034; OKLCH L 33.9% C 0.109 H 17.4°. Best body text is #FFFFFF at 12.44:1 contrast (WCAG AA passes).

Color values

HEX	#641722
RGB	rgb(100, 23, 34)
HSL	hsl(351, 63%, 24%)
HSV	hsv(351, 77%, 39%)
CMYK	cmyk(0%, 77%, 66%, 60.8%)
CIE-LAB	lab(21.72, 34.84, 13.45)
CIE-LCH	lch(21.72, 37.34, 21.11°)
OKLab	oklab(33.88% 0.1039 0.0326)
OKLCH	oklch(33.88% 0.109 17.4)
XYZ	xyz(5.8513, 3.4385, 1.8686)
Luminance	0.0344 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641722 #176459

analogous

#641749 #641722 #643317

triadic

#641722 #226417 #172264

tetradic

#641722 #496417 #176459 #331764

square

#641722 #496417 #176459 #331764

split-complementary

#641722 #176433 #174964

monochromatic

#190608 #320C11 #641722 #962233 #C82E44

Accessibility & contrast

On white

12.44

#641722 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#641722 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641722

12.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641722	#FFFFFF	#000000	##FFFFFF
##641722	1.00	12.44	1.69	12.44
#FFFFFF	12.44	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C2A22

Deuteranopia (green-blind)

#403A20

Tritanopia (blue-blind)

#6E011C

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #641722;
/* rgb */ color: rgb(100, 23, 34);
/* oklch */ color: oklch(33.9% 0.109 17.4);

Tailwind

colors: {
  custom: {
    50: '#965b5c',
    500: '#641722',
    950: '#000000',
  },
}

SCSS

$custom: #641722;
$custom-light: #965b5c;
$custom-dark: #000000;

JSON

{
  "hex": "#641722",
  "rgb": {
    "r": 100,
    "g": 23,
    "b": 34
  },
  "hsl": {
    "h": 351.429,
    "s": 62.602,
    "l": 24.118
  },
  "oklch": {
    "l": 0.33876,
    "c": 0.10891,
    "h": 17.4
  },
  "luminance": 0.03438
}

Semantic roles & 50–950 ramp

primary

#641722

secondary

#3C9A8D

accent

#E6CE42

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0404

muted

#7E7979

Preview Lab

Preview with #641722

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

Preview Lab → · Contrast checker → · Palette generator →