#642011#642011

#642011 is a dark, moderate red. Relative luminance 0.038; OKLCH L 34.7% C 0.102 H 34.0°. Best body text is #FFFFFF at 11.95:1 contrast (WCAG AA passes).

Color values

HEX	#642011
RGB	rgb(100, 32, 17)
HSL	hsl(11, 71%, 23%)
HSV	hsv(11, 83%, 39%)
CMYK	cmyk(0%, 68%, 83%, 60.8%)
CIE-LAB	lab(22.94, 29.82, 25.95)
CIE-LCH	lch(22.94, 39.53, 41.03°)
OKLab	oklab(34.71% 0.0843 0.0568)
OKLCH	oklch(34.71% 0.102 34)
XYZ	xyz(5.8739, 3.7837, 0.9512)
Luminance	0.0378 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642011 #115564

analogous

#64112C #642011 #644911

triadic

#642011 #116420 #201164

tetradic

#642011 #2C6411 #115564 #491164

square

#642011 #2C6411 #115564 #491164

split-complementary

#642011 #116449 #112C64

monochromatic

#1A0804 #300F08 #642011 #98311A #CD4123

Accessibility & contrast

On white

11.95

#642011 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#642011 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642011

11.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642011	#FFFFFF	#000000	##FFFFFF
##642011	1.00	11.95	1.76	11.95
#FFFFFF	11.95	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#332D0F

Deuteranopia (green-blind)

#443C0E

Tritanopia (blue-blind)

#6F0E1D

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #642011;
/* rgb */ color: rgb(100, 32, 17);
/* oklch */ color: oklch(34.7% 0.102 34.0);

Tailwind

colors: {
  custom: {
    50: '#975f50',
    500: '#642011',
    950: '#000000',
  },
}

SCSS

$custom: #642011;
$custom-light: #975f50;
$custom-dark: #000000;

JSON

{
  "hex": "#642011",
  "rgb": {
    "r": 100,
    "g": 32,
    "b": 17
  },
  "hsl": {
    "h": 10.843,
    "s": 70.94,
    "l": 22.941
  },
  "oklch": {
    "l": 0.34706,
    "c": 0.10164,
    "h": 34
  },
  "luminance": 0.03783
}

Semantic roles & 50–950 ramp

primary

#642011

secondary

#358A9C

accent

#CDEE3A

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0F0502

muted

#7E7978

Preview Lab

Preview with #642011

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

Preview Lab → · Contrast checker → · Palette generator →