#641822#641822

#641822 is a dark, moderate red. Relative luminance 0.035; OKLCH L 34.0% C 0.108 H 17.8°. Best body text is #FFFFFF at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#641822
RGB	rgb(100, 24, 34)
HSL	hsl(352, 61%, 24%)
HSV	hsv(352, 76%, 39%)
CMYK	cmyk(0%, 76%, 66%, 60.8%)
CIE-LAB	lab(21.87, 34.43, 13.64)
CIE-LCH	lch(21.87, 37.03, 21.61°)
OKLab	oklab(33.99% 0.1026 0.033)
OKLCH	oklch(33.99% 0.108 17.8)
XYZ	xyz(5.8715, 3.4789, 1.8754)
Luminance	0.0348 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641822 #18645A

analogous

#641848 #641822 #643418

triadic

#641822 #226418 #182264

tetradic

#641822 #486418 #18645A #341864

square

#641822 #486418 #18645A #341864

split-complementary

#641822 #186434 #184864

monochromatic

#190608 #330C11 #641822 #952433 #C73044

Accessibility & contrast

On white

12.38

#641822 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#641822 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641822

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641822	#FFFFFF	#000000	##FFFFFF
##641822	1.00	12.38	1.70	12.38
#FFFFFF	12.38	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D2A22

Deuteranopia (green-blind)

#403A20

Tritanopia (blue-blind)

#6E031C

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #641822;
/* rgb */ color: rgb(100, 24, 34);
/* oklch */ color: oklch(34.0% 0.108 17.8);

Tailwind

colors: {
  custom: {
    50: '#965b5c',
    500: '#641822',
    950: '#000000',
  },
}

SCSS

$custom: #641822;
$custom-light: #965b5c;
$custom-dark: #000000;

JSON

{
  "hex": "#641822",
  "rgb": {
    "r": 100,
    "g": 24,
    "b": 34
  },
  "hsl": {
    "h": 352.105,
    "s": 61.29,
    "l": 24.314
  },
  "oklch": {
    "l": 0.33986,
    "c": 0.1078,
    "h": 17.8
  },
  "luminance": 0.03478
}

Semantic roles & 50–950 ramp

primary

#641822

secondary

#3E9A8E

accent

#E4CF43

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0404

muted

#7E7979

Preview Lab

Preview with #641822

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

Preview Lab → · Contrast checker → · Palette generator →