#64111A#64111A

#64111A is a dark, moderate red. Relative luminance 0.032; OKLCH L 33.1% C 0.115 H 20.9°. Best body text is #FFFFFF at 12.83:1 contrast (WCAG AA passes).

Color values

HEX	#64111A
RGB	rgb(100, 17, 26)
HSL	hsl(353, 71%, 23%)
HSV	hsv(353, 83%, 39%)
CMYK	cmyk(0%, 83%, 74%, 60.8%)
CIE-LAB	lab(20.77, 36.55, 17.75)
CIE-LCH	lch(20.77, 40.64, 25.90°)
OKLab	oklab(33.12% 0.1076 0.0412)
OKLCH	oklch(33.12% 0.115 20.9)
XYZ	xyz(5.6431, 3.1857, 1.2948)
Luminance	0.0319 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64111A #11645B

analogous

#641143 #64111A #643111

triadic

#64111A #1A6411 #111A64

tetradic

#64111A #436411 #11645B #311164

square

#64111A #436411 #11645B #311164

split-complementary

#64111A #116431 #114364

monochromatic

#1A0407 #30080C #64111A #981A28 #CD2335

Accessibility & contrast

On white

12.83

#64111A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#64111A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64111A

12.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64111A	#FFFFFF	#000000	##FFFFFF
##64111A	1.00	12.83	1.64	12.83
#FFFFFF	12.83	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A271A

Deuteranopia (green-blind)

#3F3817

Tritanopia (blue-blind)

#6F0015

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #64111a;
/* rgb */ color: rgb(100, 17, 26);
/* oklch */ color: oklch(33.1% 0.115 20.9);

Tailwind

colors: {
  custom: {
    50: '#975856',
    500: '#64111a',
    950: '#000000',
  },
}

SCSS

$custom: #64111a;
$custom-light: #975856;
$custom-dark: #000000;

JSON

{
  "hex": "#64111a",
  "rgb": {
    "r": 100,
    "g": 17,
    "b": 26
  },
  "hsl": {
    "h": 353.494,
    "s": 70.94,
    "l": 22.941
  },
  "oklch": {
    "l": 0.33123,
    "c": 0.11517,
    "h": 20.9
  },
  "luminance": 0.03185
}

Semantic roles & 50–950 ramp

primary

#64111A

secondary

#359C91

accent

#EEDA3A

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0F0403

muted

#7E7978

Preview Lab

Preview with #64111A

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

Preview Lab → · Contrast checker → · Palette generator →