#AC3823#AC3823

#AC3823 is a mid, vivid red. Relative luminance 0.117; OKLCH L 50.7% C 0.155 H 32.5°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX#AC3823
RGBrgb(172, 56, 35)
HSLhsl(9, 66%, 41%)
HSVhsv(9, 80%, 67%)
CMYKcmyk(0%, 67.4%, 79.7%, 32.5%)
CIE-LABlab(40.77, 46.27, 38.39)
CIE-LCHlch(40.77, 60.12, 39.68°)
OKLaboklab(50.71% 0.131 0.0836)
OKLCHoklch(50.71% 0.155 32.5)
XYZxyz(18.7329, 11.7231, 2.8662)
Luminance0.1172 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#AC3823 #2397AC
analogous
#AC2352 #AC3823 #AC7C23
triadic
#AC3823 #23AC38 #3823AC
tetradic
#AC3823 #52AC23 #2397AC #7C23AC
square
#AC3823 #52AC23 #2397AC #7C23AC
split-complementary
#AC3823 #23AC7C #2352AC
monochromatic
#46170E #792719 #AC3823 #D64F36 #E07B69

Accessibility & contrast

On white

6.28
#AC3823 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.34
#AC3823 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3823
6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##AC3823#FFFFFF#000000##FFFFFF
##AC38231.006.283.346.28
#FFFFFF6.281.0021.001.00
#0000003.3421.001.0021.00
##FFFFFF6.281.0021.001.00

Color blindness preview

Protanopia (red-blind)
#595020
Deuteranopia (green-blind)
#766A1E
Tritanopia (blue-blind)
#BE1434
Achromatopsia (no color)
#606060

Design tokens & code

CSS
--color: #ac3823;
/* rgb */ color: rgb(172, 56, 35);
/* oklch */ color: oklch(50.7% 0.155 32.5);
Tailwind
colors: {
  custom: {
    50: '#cd755f',
    500: '#ac3823',
    950: '#000000',
  },
}
SCSS
$custom: #ac3823;
$custom-light: #cd755f;
$custom-dark: #000000;
JSON
{
  "hex": "#ac3823",
  "rgb": {
    "r": 172,
    "g": 56,
    "b": 35
  },
  "hsl": {
    "h": 9.197,
    "s": 66.184,
    "l": 40.588
  },
  "oklch": {
    "l": 0.50707,
    "c": 0.15541,
    "h": 32.5
  },
  "luminance": 0.1172
}

Semantic roles & 50–950 ramp

primary
#AC3823
secondary
#64B7C6
accent
#CFE93F
background
#FDF7F5
surface
#FBEDE9
border
#D4C8C5
text
#150905
muted
#837B79

Preview Lab

Preview with #AC3823

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

Preview Lab → · Contrast checker → · Palette generator →

#AC3823 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva