#641311#641311

#641311 is a dark, moderate red. Relative luminance 0.032; OKLCH L 33.2% C 0.114 H 27.1°. Best body text is #FFFFFF at 12.78:1 contrast (WCAG AA passes).

Color values

HEX	#641311
RGB	rgb(100, 19, 17)
HSL	hsl(1, 71%, 23%)
HSV	hsv(1, 83%, 39%)
CMYK	cmyk(0%, 81%, 83%, 60.8%)
CIE-LAB	lab(20.89, 35.44, 23.76)
CIE-LCH	lch(20.89, 42.67, 33.85°)
OKLab	oklab(33.17% 0.1018 0.0522)
OKLCH	oklch(33.17% 0.114 27.1)
XYZ	xyz(5.5902, 3.2164, 0.8567)
Luminance	0.0322 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641311 #116264

analogous

#641138 #641311 #643C11

triadic

#641311 #116413 #131164

tetradic

#641311 #386411 #116264 #3C1164

square

#641311 #386411 #116264 #3C1164

split-complementary

#641311 #11643C #113864

monochromatic

#1A0504 #300908 #641311 #981D1A #CD2723

Accessibility & contrast

On white

12.78

#641311 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#641311 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641311

12.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641311	#FFFFFF	#000000	##FFFFFF
##641311	1.00	12.78	1.64	12.78
#FFFFFF	12.78	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C2710

Deuteranopia (green-blind)

#40390D

Tritanopia (blue-blind)

#6F0014

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #641311;
/* rgb */ color: rgb(100, 19, 17);
/* oklch */ color: oklch(33.2% 0.114 27.1);

Tailwind

colors: {
  custom: {
    50: '#97594f',
    500: '#641311',
    950: '#000000',
  },
}

SCSS

$custom: #641311;
$custom-light: #97594f;
$custom-dark: #000000;

JSON

{
  "hex": "#641311",
  "rgb": {
    "r": 100,
    "g": 19,
    "b": 17
  },
  "hsl": {
    "h": 1.446,
    "s": 70.94,
    "l": 22.941
  },
  "oklch": {
    "l": 0.33169,
    "c": 0.1144,
    "h": 27.1
  },
  "luminance": 0.03216
}

Semantic roles & 50–950 ramp

primary

#641311

secondary

#359A9C

accent

#E9EE3A

background

#FAF5F4

surface

#F3E9E7

border

#CDC5C3

text

#0F0402

muted

#7F7978

Preview Lab

Preview with #641311

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

Preview Lab → · Contrast checker → · Palette generator →