#A03820#A03820

#A03820 is a mid, vivid red. Relative luminance 0.104; OKLCH L 48.6% C 0.143 H 34.3°. Best body text is #FFFFFF at 6.82:1 contrast (WCAG AA passes).

Color values

HEX#A03820
RGBrgb(160, 56, 32)
HSLhsl(11, 67%, 38%)
HSVhsv(11, 80%, 63%)
CMYKcmyk(0%, 65%, 80%, 37.3%)
CIE-LABlab(38.57, 41.88, 37.06)
CIE-LCHlch(38.57, 55.92, 41.51°)
OKLaboklab(48.63% 0.1181 0.0807)
OKLCHoklch(48.63% 0.143 34.3)
XYZxyz(16.1739, 10.4086, 2.5236)
Luminance0.1041 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A03820 #2088A0
analogous
#A02048 #A03820 #A07820
triadic
#A03820 #20A038 #3820A0
tetradic
#A03820 #48A020 #2088A0 #7820A0
square
#A03820 #48A020 #2088A0 #7820A0
split-complementary
#A03820 #20A078 #2048A0
monochromatic
#3A140C #6D2616 #A03820 #D34A2A #DE745C

Accessibility & contrast

On white

6.82
#A03820 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.08
#A03820 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A03820
6.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A03820#FFFFFF#000000##FFFFFF
##A038201.006.823.086.82
#FFFFFF6.821.0021.001.00
#0000003.0821.001.0021.00
##FFFFFF6.821.0021.001.00

Color blindness preview

Protanopia (red-blind)
#564C1C
Deuteranopia (green-blind)
#6F631C
Tritanopia (blue-blind)
#B01C33
Achromatopsia (no color)
#5B5B5B

Design tokens & code

CSS
--color: #a03820;
/* rgb */ color: rgb(160, 56, 32);
/* oklch */ color: oklch(48.6% 0.143 34.3);
Tailwind
colors: {
  custom: {
    50: '#c4745d',
    500: '#a03820',
    950: '#000000',
  },
}
SCSS
$custom: #a03820;
$custom-light: #c4745d;
$custom-dark: #000000;
JSON
{
  "hex": "#a03820",
  "rgb": {
    "r": 160,
    "g": 56,
    "b": 32
  },
  "hsl": {
    "h": 11.25,
    "s": 66.667,
    "l": 37.647
  },
  "oklch": {
    "l": 0.48632,
    "c": 0.14303,
    "h": 34.3
  },
  "luminance": 0.10406
}

Semantic roles & 50–950 ramp

primary
#A03820
secondary
#59AFC3
accent
#C9EA3E
background
#FDF7F5
surface
#FAEDE9
border
#D3C8C5
text
#140804
muted
#837B79

Preview Lab

Preview with #A03820

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

Preview Lab → · Contrast checker → · Palette generator →

#A03820 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva