#A43321#A43321

#A43321 is a mid, vivid red. Relative luminance 0.104; OKLCH L 48.7% C 0.152 H 31.7°. Best body text is #FFFFFF at 6.83:1 contrast (WCAG AA passes).

Color values

HEX#A43321
RGBrgb(164, 51, 33)
HSLhsl(8, 66%, 39%)
HSVhsv(8, 80%, 64%)
CMYKcmyk(0%, 68.9%, 79.9%, 35.7%)
CIE-LABlab(38.50, 45.51, 36.69)
CIE-LCHlch(38.50, 58.46, 38.88°)
OKLaboklab(48.72% 0.1291 0.0799)
OKLCHoklch(48.72% 0.152 31.7)
XYZxyz(16.7701, 10.3725, 2.5576)
Luminance0.1037 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A43321 #2192A4
analogous
#A42150 #A43321 #A47421
triadic
#A43321 #21A433 #3321A4
tetradic
#A43321 #50A421 #2192A4 #7421A4
square
#A43321 #50A421 #2192A4 #7421A4
split-complementary
#A43321 #21A474 #2150A4
monochromatic
#3E130C #712317 #A43321 #D5442D #DF7260

Accessibility & contrast

On white

6.83
#A43321 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.07
#A43321 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A43321
6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A43321#FFFFFF#000000##FFFFFF
##A433211.006.833.076.83
#FFFFFF6.831.0021.001.00
#0000003.0721.001.0021.00
##FFFFFF6.831.0021.001.00

Color blindness preview

Protanopia (red-blind)
#544B1E
Deuteranopia (green-blind)
#70641C
Tritanopia (blue-blind)
#B50D30
Achromatopsia (no color)
#5B5B5B

Design tokens & code

CSS
--color: #a43321;
/* rgb */ color: rgb(164, 51, 33);
/* oklch */ color: oklch(48.7% 0.152 31.7);
Tailwind
colors: {
  custom: {
    50: '#c7715e',
    500: '#a43321',
    950: '#000000',
  },
}
SCSS
$custom: #a43321;
$custom-light: #c7715e;
$custom-dark: #000000;
JSON
{
  "hex": "#a43321",
  "rgb": {
    "r": 164,
    "g": 51,
    "b": 33
  },
  "hsl": {
    "h": 8.244,
    "s": 66.497,
    "l": 38.627
  },
  "oklch": {
    "l": 0.48724,
    "c": 0.15186,
    "h": 31.7
  },
  "luminance": 0.1037
}

Semantic roles & 50–950 ramp

primary
#A43321
secondary
#5DB6C4
accent
#D2E93E
background
#FDF7F5
surface
#FAEDE9
border
#D3C8C5
text
#150804
muted
#837B79

Preview Lab

Preview with #A43321

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

Preview Lab → · Contrast checker → · Palette generator →

#A43321 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva