#6B1723#6B1723

#6B1723 is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.3% C 0.117 H 17.9°. Best body text is #FFFFFF at 11.85:1 contrast (WCAG AA passes).

Color values

HEX#6B1723
RGBrgb(107, 23, 35)
HSLhsl(351, 65%, 25%)
HSVhsv(351, 79%, 42%)
CMYKcmyk(0%, 78.5%, 67.3%, 58%)
CIE-LABlab(23.21, 37.28, 14.97)
CIE-LCHlch(23.21, 40.18, 21.88°)
OKLaboklab(35.25% 0.111 0.0359)
OKLCHoklch(35.25% 0.117 17.9)
XYZxyz(6.6739, 3.8609, 1.9836)
Luminance0.0386 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#6B1723 #176B5F
analogous
#6B174D #6B1723 #6B3517
triadic
#6B1723 #236B17 #17236B
tetradic
#6B1723 #4D6B17 #176B5F #35176B
square
#6B1723 #4D6B17 #176B5F #35176B
split-complementary
#6B1723 #176B35 #174D6B
monochromatic
#190508 #390C13 #6B1723 #9D2233 #D02D44

Accessibility & contrast

On white

11.85
#6B1723 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.77
#6B1723 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6B1723
11.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##6B1723#FFFFFF#000000##FFFFFF
##6B17231.0011.851.7711.85
#FFFFFF11.851.0021.001.00
#0000001.7721.001.0021.00
##FFFFFF11.851.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2F2C23
Deuteranopia (green-blind)
#443E21
Tritanopia (blue-blind)
#76001C
Achromatopsia (no color)
#373737

Design tokens & code

CSS
--color: #6b1723;
/* rgb */ color: rgb(107, 23, 35);
/* oklch */ color: oklch(35.3% 0.117 17.9);
Tailwind
colors: {
  custom: {
    50: '#9b5c5d',
    500: '#6b1723',
    950: '#000000',
  },
}
SCSS
$custom: #6b1723;
$custom-light: #9b5c5d;
$custom-dark: #000000;
JSON
{
  "hex": "#6b1723",
  "rgb": {
    "r": 107,
    "g": 23,
    "b": 35
  },
  "hsl": {
    "h": 351.429,
    "s": 64.615,
    "l": 25.49
  },
  "oklch": {
    "l": 0.35253,
    "c": 0.11664,
    "h": 17.9
  },
  "luminance": 0.0386
}

Semantic roles & 50–950 ramp

primary
#6B1723
secondary
#3DA193
accent
#E8D040
background
#FAF5F5
surface
#F4E9E9
border
#CEC5C5
text
#0F0404
muted
#7F7979

Preview Lab

Preview with #6B1723

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

Preview Lab → · Contrast checker → · Palette generator →

#6B1723 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva