#A13D21#A13D21

#A13D21 is a mid, vivid red. Relative luminance 0.110; OKLCH L 49.5% C 0.139 H 36.2°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX#A13D21
RGBrgb(161, 61, 33)
HSLhsl(13, 66%, 38%)
HSVhsv(13, 80%, 63%)
CMYKcmyk(0%, 62.1%, 79.5%, 36.9%)
CIE-LABlab(39.63, 39.96, 37.65)
CIE-LCHlch(39.63, 54.91, 43.30°)
OKLaboklab(49.47% 0.1123 0.0822)
OKLCHoklch(49.47% 0.139 36.2)
XYZxyz(16.6430, 11.0267, 2.6905)
Luminance0.1102 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A13D21 #2185A1
analogous
#A12145 #A13D21 #A17D21
triadic
#A13D21 #21A13D #3D21A1
tetradic
#A13D21 #45A121 #2185A1 #7D21A1
square
#A13D21 #45A121 #2185A1 #7D21A1
split-complementary
#A13D21 #21A17D #2145A1
monochromatic
#3B170C #6E2A17 #A13D21 #D4502C #DE7A5E

Accessibility & contrast

On white

6.55
#A13D21 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.20
#A13D21 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A13D21
6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A13D21#FFFFFF#000000##FFFFFF
##A13D211.006.553.206.55
#FFFFFF6.551.0021.001.00
#0000003.2021.001.0021.00
##FFFFFF6.551.0021.001.00

Color blindness preview

Protanopia (red-blind)
#594F1D
Deuteranopia (green-blind)
#72661D
Tritanopia (blue-blind)
#B12437
Achromatopsia (no color)
#5D5D5D

Design tokens & code

CSS
--color: #a13d21;
/* rgb */ color: rgb(161, 61, 33);
/* oklch */ color: oklch(49.5% 0.139 36.2);
Tailwind
colors: {
  custom: {
    50: '#c4775e',
    500: '#a13d21',
    950: '#000000',
  },
}
SCSS
$custom: #a13d21;
$custom-light: #c4775e;
$custom-dark: #000000;
JSON
{
  "hex": "#a13d21",
  "rgb": {
    "r": 161,
    "g": 61,
    "b": 33
  },
  "hsl": {
    "h": 13.125,
    "s": 65.979,
    "l": 38.039
  },
  "oklch": {
    "l": 0.49467,
    "c": 0.13916,
    "h": 36.2
  },
  "luminance": 0.11024
}

Semantic roles & 50–950 ramp

primary
#A13D21
secondary
#5BACC3
accent
#C4E93F
background
#FDF7F5
surface
#FAEDE9
border
#D3C8C5
text
#140904
muted
#837B79

Preview Lab

Preview with #A13D21

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

Preview Lab → · Contrast checker → · Palette generator →

#A13D21 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva