#641223#641223

#641223 is a dark, moderate red. Relative luminance 0.033; OKLCH L 33.4% C 0.114 H 14.7°. Best body text is #FFFFFF at 12.71:1 contrast (WCAG AA passes).

Color values

HEX	#641223
RGB	rgb(100, 18, 35)
HSL	hsl(348, 69%, 23%)
HSV	hsv(348, 82%, 39%)
CMYK	cmyk(0%, 82%, 65%, 60.8%)
CIE-LAB	lab(21.07, 36.78, 11.90)
CIE-LCH	lch(21.07, 38.66, 17.93°)
OKLab	oklab(33.4% 0.1104 0.0291)
OKLCH	oklch(33.4% 0.114 14.7)
XYZ	xyz(5.7758, 3.2641, 1.9157)
Luminance	0.0326 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641223 #126453

analogous

#64124C #641223 #642A12

triadic

#641223 #236412 #122364

tetradic

#641223 #4C6412 #126453 #2A1264

square

#641223 #4C6412 #126453 #2A1264

split-complementary

#641223 #12642A #124C64

monochromatic

#1A0509 #300911 #641223 #981B35 #CC2547

Accessibility & contrast

On white

12.71

#641223 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#641223 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641223

12.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641223	#FFFFFF	#000000	##FFFFFF
##641223	1.00	12.71	1.65	12.71
#FFFFFF	12.71	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#292823

Deuteranopia (green-blind)

#3E3921

Tritanopia (blue-blind)

#6E0019

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #641223;
/* rgb */ color: rgb(100, 18, 35);
/* oklch */ color: oklch(33.4% 0.114 14.7);

Tailwind

colors: {
  custom: {
    50: '#96595d',
    500: '#641223',
    950: '#000000',
  },
}

SCSS

$custom: #641223;
$custom-light: #96595d;
$custom-dark: #000000;

JSON

{
  "hex": "#641223",
  "rgb": {
    "r": 100,
    "g": 18,
    "b": 35
  },
  "hsl": {
    "h": 347.561,
    "s": 69.492,
    "l": 23.137
  },
  "oklch": {
    "l": 0.33402,
    "c": 0.11414,
    "h": 14.7
  },
  "luminance": 0.03263
}

Semantic roles & 50–950 ramp

primary

#641223

secondary

#369C87

accent

#ECC83B

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0404

muted

#7E7979

Preview Lab

Preview with #641223

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

Preview Lab → · Contrast checker → · Palette generator →