#A6321D#A6321D

#A6321D is a mid, vivid red. Relative luminance 0.105; OKLCH L 48.9% C 0.156 H 32.5°. Best body text is #FFFFFF at 6.78:1 contrast (WCAG AA passes).

Color values

HEX#A6321D
RGBrgb(166, 50, 29)
HSLhsl(9, 70%, 38%)
HSVhsv(9, 83%, 65%)
CMYKcmyk(0%, 69.9%, 82.5%, 34.9%)
CIE-LABlab(38.69, 46.48, 39.13)
CIE-LCHlch(38.69, 60.76, 40.09°)
OKLaboklab(48.92% 0.1312 0.0837)
OKLCHoklch(48.92% 0.156 32.5)
XYZxyz(17.0903, 10.4795, 2.2850)
Luminance0.1048 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A6321D #1D91A6
analogous
#A61D4C #A6321D #A6761D
triadic
#A6321D #1DA632 #321DA6
tetradic
#A6321D #4CA61D #1D91A6 #761DA6
square
#A6321D #4CA61D #1D91A6 #761DA6
split-complementary
#A6321D #1DA676 #1D4CA6
monochromatic
#3E130B #722214 #A6321D #D94227 #E2705B

Accessibility & contrast

On white

6.78
#A6321D on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.10
#A6321D on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A6321D
6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A6321D#FFFFFF#000000##FFFFFF
##A6321D1.006.783.106.78
#FFFFFF6.781.0021.001.00
#0000003.1021.001.0021.00
##FFFFFF6.781.0021.001.00

Color blindness preview

Protanopia (red-blind)
#544B19
Deuteranopia (green-blind)
#716517
Tritanopia (blue-blind)
#B7052E
Achromatopsia (no color)
#5B5B5B

Design tokens & code

CSS
--color: #a6321d;
/* rgb */ color: rgb(166, 50, 29);
/* oklch */ color: oklch(48.9% 0.156 32.5);
Tailwind
colors: {
  custom: {
    50: '#c9715b',
    500: '#a6321d',
    950: '#000000',
  },
}
SCSS
$custom: #a6321d;
$custom-light: #c9715b;
$custom-dark: #000000;
JSON
{
  "hex": "#a6321d",
  "rgb": {
    "r": 166,
    "g": 50,
    "b": 29
  },
  "hsl": {
    "h": 9.197,
    "s": 70.256,
    "l": 38.235
  },
  "oklch": {
    "l": 0.48921,
    "c": 0.15562,
    "h": 32.5
  },
  "luminance": 0.10477
}

Semantic roles & 50–950 ramp

primary
#A6321D
secondary
#59B5C6
accent
#D2ED3B
background
#FDF7F5
surface
#FBEDE9
border
#D4C8C5
text
#150804
muted
#837B79

Preview Lab

Preview with #A6321D

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

Preview Lab → · Contrast checker → · Palette generator →

#A6321D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva