#641218#641218

#641218 is a dark, moderate red. Relative luminance 0.032; OKLCH L 33.2% C 0.114 H 22.6°. Best body text is #FFFFFF at 12.79:1 contrast (WCAG AA passes).

Color values

HEX	#641218
RGB	rgb(100, 18, 24)
HSL	hsl(356, 69%, 23%)
HSV	hsv(356, 82%, 39%)
CMYK	cmyk(0%, 82%, 76%, 60.8%)
CIE-LAB	lab(20.86, 36.11, 19.21)
CIE-LCH	lch(20.86, 40.90, 28.02°)
OKLab	oklab(33.18% 0.1056 0.044)
OKLCH	oklch(33.18% 0.114 22.6)
XYZ	xyz(5.6374, 3.2088, 1.1865)
Luminance	0.0321 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641218 #12645E

analogous

#641241 #641218 #643512

triadic

#641218 #186412 #121864

tetradic

#641218 #416412 #12645E #351264

square

#641218 #416412 #12645E #351264

split-complementary

#641218 #126435 #124164

monochromatic

#1A0506 #30090C #641218 #981B24 #CC2531

Accessibility & contrast

On white

12.79

#641218 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#641218 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641218

12.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641218	#FFFFFF	#000000	##FFFFFF
##641218	1.00	12.79	1.64	12.79
#FFFFFF	12.79	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B2717

Deuteranopia (green-blind)

#3F3815

Tritanopia (blue-blind)

#6F0015

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #641218;
/* rgb */ color: rgb(100, 18, 24);
/* oklch */ color: oklch(33.2% 0.114 22.6);

Tailwind

colors: {
  custom: {
    50: '#975854',
    500: '#641218',
    950: '#000000',
  },
}

SCSS

$custom: #641218;
$custom-light: #975854;
$custom-dark: #000000;

JSON

{
  "hex": "#641218",
  "rgb": {
    "r": 100,
    "g": 18,
    "b": 24
  },
  "hsl": {
    "h": 355.61,
    "s": 69.492,
    "l": 23.137
  },
  "oklch": {
    "l": 0.33178,
    "c": 0.11444,
    "h": 22.6
  },
  "luminance": 0.03208
}

Semantic roles & 50–950 ramp

primary

#641218

secondary

#369C94

accent

#ECDF3B

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0F0402

muted

#7E7978

Preview Lab

Preview with #641218

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

Preview Lab → · Contrast checker → · Palette generator →