#641C24#641C24

#641C24 is a dark, moderate red. Relative luminance 0.037; OKLCH L 34.5% C 0.103 H 18.1°. Best body text is #FFFFFF at 12.11:1 contrast (WCAG AA passes).

Color values

HEX	#641C24
RGB	rgb(100, 28, 36)
HSL	hsl(353, 56%, 25%)
HSV	hsv(353, 72%, 39%)
CMYK	cmyk(0%, 72%, 64%, 60.8%)
CIE-LAB	lab(22.54, 32.84, 13.15)
CIE-LCH	lch(22.54, 35.38, 21.82°)
OKLab	oklab(34.5% 0.098 0.032)
OKLCH	oklch(34.5% 0.103 18.1)
XYZ	xyz(5.9898, 3.6680, 2.0613)
Luminance	0.0367 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641C24 #1C645C

analogous

#641C48 #641C24 #64381C

triadic

#641C24 #24641C #1C2464

tetradic

#641C24 #48641C #1C645C #381C64

square

#641C24 #48641C #1C645C #381C64

split-complementary

#641C24 #1C6438 #1C4864

monochromatic

#180709 #340F13 #641C24 #942935 #C43746

Accessibility & contrast

On white

12.11

#641C24 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#641C24 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641C24

12.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641C24	#FFFFFF	#000000	##FFFFFF
##641C24	1.00	12.11	1.73	12.11
#FFFFFF	12.11	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F2C24

Deuteranopia (green-blind)

#413B22

Tritanopia (blue-blind)

#6E0B1F

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #641c24;
/* rgb */ color: rgb(100, 28, 36);
/* oklch */ color: oklch(34.5% 0.103 18.1);

Tailwind

colors: {
  custom: {
    50: '#955d5e',
    500: '#641c24',
    950: '#000000',
  },
}

SCSS

$custom: #641c24;
$custom-light: #955d5e;
$custom-dark: #000000;

JSON

{
  "hex": "#641c24",
  "rgb": {
    "r": 100,
    "g": 28,
    "b": 36
  },
  "hsl": {
    "h": 353.333,
    "s": 56.25,
    "l": 25.098
  },
  "oklch": {
    "l": 0.34502,
    "c": 0.10308,
    "h": 18.1
  },
  "luminance": 0.03667
}

Semantic roles & 50–950 ramp

primary

#641C24

secondary

#439990

accent

#E0CF48

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0404

muted

#7E7979

Preview Lab

Preview with #641C24

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

Preview Lab → · Contrast checker → · Palette generator →