#A33724#A33724

#A33724 is a mid, vivid red. Relative luminance 0.106; OKLCH L 49.1% C 0.146 H 32.3°. Best body text is #FFFFFF at 6.71:1 contrast (WCAG AA passes).

Color values

HEX#A33724
RGBrgb(163, 55, 36)
HSLhsl(9, 64%, 39%)
HSVhsv(9, 78%, 64%)
CMYKcmyk(0%, 66.3%, 77.9%, 36.1%)
CIE-LABlab(38.98, 43.56, 35.48)
CIE-LCHlch(38.98, 56.18, 39.17°)
OKLaboklab(49.06% 0.1238 0.0782)
OKLCHoklch(49.06% 0.146 32.3)
XYZxyz(16.7907, 10.6487, 2.8400)
Luminance0.1065 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A33724 #2490A3
analogous
#A32451 #A33724 #A37724
triadic
#A33724 #24A337 #3724A3
tetradic
#A33724 #51A324 #2490A3 #7724A3
square
#A33724 #51A324 #2490A3 #7724A3
split-complementary
#A33724 #24A377 #2451A3
monochromatic
#3F150E #712619 #A33724 #D24A32 #DD7765

Accessibility & contrast

On white

6.71
#A33724 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.13
#A33724 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33724
6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A33724#FFFFFF#000000##FFFFFF
##A337241.006.713.136.71
#FFFFFF6.711.0021.001.00
#0000003.1321.001.0021.00
##FFFFFF6.711.0021.001.00

Color blindness preview

Protanopia (red-blind)
#564D21
Deuteranopia (green-blind)
#706520
Tritanopia (blue-blind)
#B41933
Achromatopsia (no color)
#5C5C5C

Design tokens & code

CSS
--color: #a33724;
/* rgb */ color: rgb(163, 55, 36);
/* oklch */ color: oklch(49.1% 0.146 32.3);
Tailwind
colors: {
  custom: {
    50: '#c67360',
    500: '#a33724',
    950: '#000000',
  },
}
SCSS
$custom: #a33724;
$custom-light: #c67360;
$custom-dark: #000000;
JSON
{
  "hex": "#a33724",
  "rgb": {
    "r": 163,
    "g": 55,
    "b": 36
  },
  "hsl": {
    "h": 8.976,
    "s": 63.819,
    "l": 39.02
  },
  "oklch": {
    "l": 0.49059,
    "c": 0.14643,
    "h": 32.3
  },
  "luminance": 0.10646
}

Semantic roles & 50–950 ramp

primary
#A33724
secondary
#60B4C2
accent
#CEE741
background
#FDF7F5
surface
#FAEDE9
border
#D3C8C5
text
#140805
muted
#837B79

Preview Lab

Preview with #A33724

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

Preview Lab → · Contrast checker → · Palette generator →

#A33724 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva