#A13818#A13818

#A13818 is a mid, vivid red. Relative luminance 0.105; OKLCH L 48.7% C 0.146 H 36.7°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX#A13818
RGBrgb(161, 56, 24)
HSLhsl(14, 74%, 36%)
HSVhsv(14, 85%, 63%)
CMYKcmyk(0%, 65.2%, 85.1%, 36.9%)
CIE-LABlab(38.68, 41.98, 41.26)
CIE-LCHlch(38.68, 58.86, 44.50°)
OKLaboklab(48.73% 0.1169 0.0871)
OKLCHoklch(48.73% 0.146 36.7)
XYZxyz(16.2788, 10.4737, 2.0284)
Luminance0.1047 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A13818 #1881A1
analogous
#A1183C #A13818 #A17D18
triadic
#A13818 #18A138 #3818A1
tetradic
#A13818 #3CA118 #1881A1 #7D18A1
square
#A13818 #3CA118 #1881A1 #7D18A1
split-complementary
#A13818 #18A17D #183CA1
monochromatic
#361308 #6C2510 #A13818 #D64B20 #E5724F

Accessibility & contrast

On white

6.79
#A13818 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.09
#A13818 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A13818
6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A13818#FFFFFF#000000##FFFFFF
##A138181.006.793.096.79
#FFFFFF6.791.0021.001.00
#0000003.0921.001.0021.00
##FFFFFF6.791.0021.001.00

Color blindness preview

Protanopia (red-blind)
#564C13
Deuteranopia (green-blind)
#706413
Tritanopia (blue-blind)
#B21A32
Achromatopsia (no color)
#5B5B5B

Design tokens & code

CSS
--color: #a13818;
/* rgb */ color: rgb(161, 56, 24);
/* oklch */ color: oklch(48.7% 0.146 36.7);
Tailwind
colors: {
  custom: {
    50: '#c57458',
    500: '#a13818',
    950: '#000000',
  },
}
SCSS
$custom: #a13818;
$custom-light: #c57458;
$custom-dark: #000000;
JSON
{
  "hex": "#a13818",
  "rgb": {
    "r": 161,
    "g": 56,
    "b": 24
  },
  "hsl": {
    "h": 14.015,
    "s": 74.054,
    "l": 36.275
  },
  "oklch": {
    "l": 0.4873,
    "c": 0.1458,
    "h": 36.7
  },
  "luminance": 0.10471
}

Semantic roles & 50–950 ramp

primary
#A13818
secondary
#4EABC7
accent
#C5F137
background
#FDF7F5
surface
#FAEDE9
border
#D3C8C5
text
#140803
muted
#837B78

Preview Lab

Preview with #A13818

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

Preview Lab → · Contrast checker → · Palette generator →

#A13818 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva