#A33023#A33023

#A33023 is a mid, vivid red. Relative luminance 0.100; OKLCH L 48.2% C 0.153 H 30.0°. Best body text is #FFFFFF at 6.99:1 contrast (WCAG AA passes).

Color values

HEX#A33023
RGBrgb(163, 48, 35)
HSLhsl(6, 65%, 39%)
HSVhsv(6, 79%, 64%)
CMYKcmyk(0%, 70.6%, 78.5%, 36.1%)
CIE-LABlab(37.89, 46.47, 34.89)
CIE-LCHlch(37.89, 58.11, 36.90°)
OKLaboklab(48.23% 0.1326 0.0767)
OKLCHoklch(48.23% 0.153 30)
XYZxyz(16.4665, 10.0243, 2.6576)
Luminance0.1002 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A33023 #2396A3
analogous
#A32356 #A33023 #A37023
triadic
#A33023 #23A330 #3023A3
tetradic
#A33023 #56A323 #2396A3 #7023A3
square
#A33023 #56A323 #2396A3 #7023A3
split-complementary
#A33023 #23A370 #2356A3
monochromatic
#3E120D #712118 #A33023 #D34131 #DD6F63

Accessibility & contrast

On white

6.99
#A33023 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.00
#A33023 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33023
6.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A33023#FFFFFF#000000##FFFFFF
##A330231.006.993.006.99
#FFFFFF6.991.0021.001.00
#0000003.0021.001.0021.00
##FFFFFF6.991.0021.001.00

Color blindness preview

Protanopia (red-blind)
#524921
Deuteranopia (green-blind)
#6E621E
Tritanopia (blue-blind)
#B4042E
Achromatopsia (no color)
#595959

Design tokens & code

CSS
--color: #a33023;
/* rgb */ color: rgb(163, 48, 35);
/* oklch */ color: oklch(48.2% 0.153 30.0);
Tailwind
colors: {
  custom: {
    50: '#c7705f',
    500: '#a33023',
    950: '#000000',
  },
}
SCSS
$custom: #a33023;
$custom-light: #c7705f;
$custom-dark: #000000;
JSON
{
  "hex": "#a33023",
  "rgb": {
    "r": 163,
    "g": 48,
    "b": 35
  },
  "hsl": {
    "h": 6.094,
    "s": 64.646,
    "l": 38.824
  },
  "oklch": {
    "l": 0.48233,
    "c": 0.1532,
    "h": 30
  },
  "luminance": 0.10022
}

Semantic roles & 50–950 ramp

primary
#A33023
secondary
#5FB9C3
accent
#D7E840
background
#FDF7F5
surface
#FAEDE9
border
#D3C8C5
text
#150804
muted
#837B79

Preview Lab

Preview with #A33023

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

Preview Lab → · Contrast checker → · Palette generator →

#A33023 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva