#AC3D28#AC3D28

#AC3D28 is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.4% C 0.150 H 32.8°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX#AC3D28
RGBrgb(172, 61, 40)
HSLhsl(10, 62%, 42%)
HSVhsv(10, 77%, 67%)
CMYKcmyk(0%, 64.5%, 76.7%, 32.5%)
CIE-LABlab(41.63, 44.28, 36.57)
CIE-LCHlch(41.63, 57.43, 39.55°)
OKLaboklab(51.37% 0.1258 0.081)
OKLCHoklch(51.37% 0.15 32.8)
XYZxyz(19.0671, 12.2641, 3.3703)
Luminance0.1226 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#AC3D28 #2897AC
analogous
#AC2855 #AC3D28 #AC7F28
triadic
#AC3D28 #28AC3D #3D28AC
tetradic
#AC3D28 #55AC28 #2897AC #7F28AC
square
#AC3D28 #55AC28 #2897AC #7F28AC
split-complementary
#AC3D28 #28AC7F #2855AC
monochromatic
#491A11 #7A2B1C #AC3D28 #D2563F #DE8271

Accessibility & contrast

On white

6.08
#AC3D28 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.45
#AC3D28 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3D28
6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##AC3D28#FFFFFF#000000##FFFFFF
##AC3D281.006.083.456.08
#FFFFFF6.081.0021.001.00
#0000003.4521.001.0021.00
##FFFFFF6.081.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5C5325
Deuteranopia (green-blind)
#786B24
Tritanopia (blue-blind)
#BD2039
Achromatopsia (no color)
#626262

Design tokens & code

CSS
--color: #ac3d28;
/* rgb */ color: rgb(172, 61, 40);
/* oklch */ color: oklch(51.4% 0.150 32.8);
Tailwind
colors: {
  custom: {
    50: '#cd7863',
    500: '#ac3d28',
    950: '#000000',
  },
}
SCSS
$custom: #ac3d28;
$custom-light: #cd7863;
$custom-dark: #000000;
JSON
{
  "hex": "#ac3d28",
  "rgb": {
    "r": 172,
    "g": 61,
    "b": 40
  },
  "hsl": {
    "h": 9.545,
    "s": 62.264,
    "l": 41.569
  },
  "oklch": {
    "l": 0.5137,
    "c": 0.14966,
    "h": 32.8
  },
  "luminance": 0.12261
}

Semantic roles & 50–950 ramp

primary
#AC3D28
secondary
#6BB7C5
accent
#CBE542
background
#FDF7F5
surface
#FBEDEA
border
#D4C8C6
text
#150905
muted
#837B79

Preview Lab

Preview with #AC3D28

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

Preview Lab → · Contrast checker → · Palette generator →

#AC3D28 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva