#641318#641318

#641318 is a dark, moderate red. Relative luminance 0.032; OKLCH L 33.3% C 0.114 H 23.0°. Best body text is #FFFFFF at 12.74:1 contrast (WCAG AA passes).

Color values

HEX	#641318
RGB	rgb(100, 19, 24)
HSL	hsl(356, 68%, 23%)
HSV	hsv(356, 81%, 39%)
CMYK	cmyk(0%, 81%, 76%, 60.8%)
CIE-LAB	lab(20.99, 35.75, 19.36)
CIE-LCH	lch(20.99, 40.66, 28.44°)
OKLab	oklab(33.27% 0.1045 0.0444)
OKLCH	oklch(33.27% 0.114 23)
XYZ	xyz(5.6539, 3.2419, 1.1920)
Luminance	0.0324 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641318 #13645F

analogous

#641340 #641318 #643613

triadic

#641318 #186413 #131864

tetradic

#641318 #406413 #13645F #361364

square

#641318 #406413 #13645F #361364

split-complementary

#641318 #136436 #134064

monochromatic

#1A0506 #31090C #641318 #971D24 #CB2731

Accessibility & contrast

On white

12.74

#641318 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#641318 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641318

12.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641318	#FFFFFF	#000000	##FFFFFF
##641318	1.00	12.74	1.65	12.74
#FFFFFF	12.74	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B2717

Deuteranopia (green-blind)

#3F3915

Tritanopia (blue-blind)

#6F0016

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #641318;
/* rgb */ color: rgb(100, 19, 24);
/* oklch */ color: oklch(33.3% 0.114 23.0);

Tailwind

colors: {
  custom: {
    50: '#975954',
    500: '#641318',
    950: '#000000',
  },
}

SCSS

$custom: #641318;
$custom-light: #975954;
$custom-dark: #000000;

JSON

{
  "hex": "#641318",
  "rgb": {
    "r": 100,
    "g": 19,
    "b": 24
  },
  "hsl": {
    "h": 356.296,
    "s": 68.067,
    "l": 23.333
  },
  "oklch": {
    "l": 0.33272,
    "c": 0.11353,
    "h": 23
  },
  "luminance": 0.03241
}

Semantic roles & 50–950 ramp

primary

#641318

secondary

#379C95

accent

#EBE03D

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0F0402

muted

#7E7978

Preview Lab

Preview with #641318

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

Preview Lab → · Contrast checker → · Palette generator →