#641E11#641E11

#641E11 is a dark, moderate red. Relative luminance 0.037; OKLCH L 34.4% C 0.104 H 32.7°. Best body text is #FFFFFF at 12.10:1 contrast (WCAG AA passes).

Color values

HEX#641E11
RGBrgb(100, 30, 17)
HSLhsl(9, 71%, 23%)
HSVhsv(9, 83%, 39%)
CMYKcmyk(0%, 70%, 83%, 60.8%)
CIE-LABlab(22.58, 30.79, 25.58)
CIE-LCHlch(22.58, 40.03, 39.71°)
OKLaboklab(34.43% 0.0873 0.056)
OKLCHoklch(34.43% 0.104 32.7)
XYZxyz(5.8216, 3.6792, 0.9338)
Luminance0.0368 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#641E11 #115764
analogous
#64112D #641E11 #644711
triadic
#641E11 #11641E #1E1164
tetradic
#641E11 #2D6411 #115764 #471164
square
#641E11 #2D6411 #115764 #471164
split-complementary
#641E11 #116447 #112D64
monochromatic
#1A0804 #300E08 #641E11 #982E1A #CD3D23

Accessibility & contrast

On white

12.10
#641E11 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.74
#641E11 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641E11
12.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##641E11#FFFFFF#000000##FFFFFF
##641E111.0012.101.7412.10
#FFFFFF12.101.0021.001.00
#0000001.7421.001.0021.00
##FFFFFF12.101.0021.001.00

Color blindness preview

Protanopia (red-blind)
#322C0F
Deuteranopia (green-blind)
#433C0E
Tritanopia (blue-blind)
#6F0A1B
Achromatopsia (no color)
#363636

Design tokens & code

CSS
--color: #641e11;
/* rgb */ color: rgb(100, 30, 17);
/* oklch */ color: oklch(34.4% 0.104 32.7);
Tailwind
colors: {
  custom: {
    50: '#975e50',
    500: '#641e11',
    950: '#000000',
  },
}
SCSS
$custom: #641e11;
$custom-light: #975e50;
$custom-dark: #000000;
JSON
{
  "hex": "#641e11",
  "rgb": {
    "r": 100,
    "g": 30,
    "b": 17
  },
  "hsl": {
    "h": 9.398,
    "s": 70.94,
    "l": 22.941
  },
  "oklch": {
    "l": 0.34434,
    "c": 0.10371,
    "h": 32.7
  },
  "luminance": 0.03678
}

Semantic roles & 50–950 ramp

primary
#641E11
secondary
#358C9C
accent
#D2EE3A
background
#F9F5F4
surface
#F2E9E7
border
#CCC5C3
text
#0F0402
muted
#7E7978

Preview Lab

Preview with #641E11

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

Preview Lab → · Contrast checker → · Palette generator →

#641E11 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva