#A0321B#A0321B

#A0321B is a mid, vivid red. Relative luminance 0.098; OKLCH L 47.9% C 0.150 H 33.5°. Best body text is #FFFFFF at 7.08:1 contrast (WCAG AA passes).

Color values

HEX#A0321B
RGBrgb(160, 50, 27)
HSLhsl(10, 71%, 37%)
HSVhsv(10, 83%, 63%)
CMYKcmyk(0%, 68.8%, 83.1%, 37.3%)
CIE-LABlab(37.55, 44.33, 38.68)
CIE-LCHlch(37.55, 58.83, 41.10°)
OKLaboklab(47.85% 0.1248 0.0826)
OKLCHoklch(47.85% 0.15 33.5)
XYZxyz(15.8375, 9.8363, 2.1014)
Luminance0.0983 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A0321B #1B89A0
analogous
#A01B47 #A0321B #A0751B
triadic
#A0321B #1BA032 #321BA0
tetradic
#A0321B #47A01B #1B89A0 #751BA0
square
#A0321B #47A01B #1B89A0 #751BA0
split-complementary
#A0321B #1BA075 #1B47A0
monochromatic
#371109 #6C2212 #A0321B #D44224 #E26C53

Accessibility & contrast

On white

7.08
#A0321B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.97
#A0321B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A0321B
7.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A0321B#FFFFFF#000000##FFFFFF
##A0321B1.007.082.977.08
#FFFFFF7.081.0021.001.00
#0000002.9721.001.0021.00
##FFFFFF7.081.0021.001.00

Color blindness preview

Protanopia (red-blind)
#524917
Deuteranopia (green-blind)
#6D6116
Tritanopia (blue-blind)
#B10C2E
Achromatopsia (no color)
#585858

Design tokens & code

CSS
--color: #a0321b;
/* rgb */ color: rgb(160, 50, 27);
/* oklch */ color: oklch(47.9% 0.150 33.5);
Tailwind
colors: {
  custom: {
    50: '#c5705a',
    500: '#a0321b',
    950: '#000000',
  },
}
SCSS
$custom: #a0321b;
$custom-light: #c5705a;
$custom-dark: #000000;
JSON
{
  "hex": "#a0321b",
  "rgb": {
    "r": 160,
    "g": 50,
    "b": 27
  },
  "hsl": {
    "h": 10.376,
    "s": 71.123,
    "l": 36.667
  },
  "oklch": {
    "l": 0.47851,
    "c": 0.14963,
    "h": 33.5
  },
  "luminance": 0.09834
}

Semantic roles & 50–950 ramp

primary
#A0321B
secondary
#52B1C5
accent
#CFEE3A
background
#FDF7F5
surface
#FAEDE9
border
#D3C8C5
text
#140804
muted
#837B79

Preview Lab

Preview with #A0321B

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

Preview Lab → · Contrast checker → · Palette generator →

#A0321B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva