#64111E#64111E

#64111E is a dark, moderate red. Relative luminance 0.032; OKLCH L 33.2% C 0.115 H 18.2°. Best body text is #FFFFFF at 12.80:1 contrast (WCAG AA passes).

Color values

HEX	#64111E
RGB	rgb(100, 17, 30)
HSL	hsl(351, 71%, 23%)
HSV	hsv(351, 83%, 39%)
CMYK	cmyk(0%, 83%, 70%, 60.8%)
CIE-LAB	lab(20.85, 36.79, 15.09)
CIE-LCH	lch(20.85, 39.76, 22.30°)
OKLab	oklab(33.2% 0.1093 0.0358)
OKLCH	oklch(33.2% 0.115 18.2)
XYZ	xyz(5.6909, 3.2048, 1.5470)
Luminance	0.0320 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64111E #116457

analogous

#641147 #64111E #642D11

triadic

#64111E #1E6411 #111E64

tetradic

#64111E #476411 #116457 #2D1164

square

#64111E #476411 #116457 #2D1164

split-complementary

#64111E #11642D #114764

monochromatic

#1A0408 #30080E #64111E #981A2E #CD233D

Accessibility & contrast

On white

12.80

#64111E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#64111E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64111E

12.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64111E	#FFFFFF	#000000	##FFFFFF
##64111E	1.00	12.80	1.64	12.80
#FFFFFF	12.80	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29271E

Deuteranopia (green-blind)

#3E381C

Tritanopia (blue-blind)

#6E0017

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #64111e;
/* rgb */ color: rgb(100, 17, 30);
/* oklch */ color: oklch(33.2% 0.115 18.2);

Tailwind

colors: {
  custom: {
    50: '#965859',
    500: '#64111e',
    950: '#000000',
  },
}

SCSS

$custom: #64111e;
$custom-light: #965859;
$custom-dark: #000000;

JSON

{
  "hex": "#64111e",
  "rgb": {
    "r": 100,
    "g": 17,
    "b": 30
  },
  "hsl": {
    "h": 350.602,
    "s": 70.94,
    "l": 22.941
  },
  "oklch": {
    "l": 0.33201,
    "c": 0.115,
    "h": 18.2
  },
  "luminance": 0.03204
}

Semantic roles & 50–950 ramp

primary

#64111E

secondary

#359C8C

accent

#EED23A

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0F0403

muted

#7E7978

Preview Lab

Preview with #64111E

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

Preview Lab → · Contrast checker → · Palette generator →