#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
RGBrgb(100, 19, 17)
HSLhsl(1, 71%, 23%)
HSVhsv(1, 83%, 39%)
CMYKcmyk(0%, 81%, 83%, 60.8%)
CIE-LABlab(20.89, 35.44, 23.76)
CIE-LCHlch(20.89, 42.67, 33.85°)
OKLaboklab(33.17% 0.1018 0.0522)
OKLCHoklch(33.17% 0.114 27.1)
XYZxyz(5.5902, 3.2164, 0.8567)
Luminance0.0322 (WCAG relative)
Temperaturewarm
Familyred

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
##6413111.0012.781.6412.78
#FFFFFF12.781.0021.001.00
#0000001.6421.001.0021.00
##FFFFFF12.781.0021.001.00

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 →

#641311 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva