#641C26#641C26

#641C26 is a dark, moderate red. Relative luminance 0.037; OKLCH L 34.5% C 0.103 H 16.4°. Best body text is #FFFFFF at 12.10:1 contrast (WCAG AA passes).

Color values

HEX	#641C26
RGB	rgb(100, 28, 38)
HSL	hsl(352, 56%, 25%)
HSV	hsv(352, 72%, 39%)
CMYK	cmyk(0%, 72%, 62%, 60.8%)
CIE-LAB	lab(22.59, 33.00, 11.83)
CIE-LCH	lch(22.59, 35.06, 19.73°)
OKLab	oklab(34.55% 0.0989 0.0291)
OKLCH	oklch(34.55% 0.103 16.4)
XYZ	xyz(6.0212, 3.6806, 2.2267)
Luminance	0.0368 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641C26 #1C645A

analogous

#641C4A #641C26 #64361C

triadic

#641C26 #26641C #1C2664

tetradic

#641C26 #4A641C #1C645A #361C64

square

#641C26 #4A641C #1C645A #361C64

split-complementary

#641C26 #1C6436 #1C4A64

monochromatic

#180709 #340F14 #641C26 #942938 #C4374A

Accessibility & contrast

On white

12.10

#641C26 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#641C26 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641C26

12.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641C26	#FFFFFF	#000000	##FFFFFF
##641C26	1.00	12.10	1.74	12.10
#FFFFFF	12.10	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E2C26

Deuteranopia (green-blind)

#413B24

Tritanopia (blue-blind)

#6E0C20

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #641c26;
/* rgb */ color: rgb(100, 28, 38);
/* oklch */ color: oklch(34.5% 0.103 16.4);

Tailwind

colors: {
  custom: {
    50: '#955d60',
    500: '#641c26',
    950: '#000000',
  },
}

SCSS

$custom: #641c26;
$custom-light: #955d60;
$custom-dark: #000000;

JSON

{
  "hex": "#641c26",
  "rgb": {
    "r": 100,
    "g": 28,
    "b": 38
  },
  "hsl": {
    "h": 351.667,
    "s": 56.25,
    "l": 25.098
  },
  "oklch": {
    "l": 0.34549,
    "c": 0.10307,
    "h": 16.4
  },
  "luminance": 0.0368
}

Semantic roles & 50–950 ramp

primary

#641C26

secondary

#43998D

accent

#E0CB48

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0404

muted

#7E7979

Preview Lab

Preview with #641C26

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

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