#AC4128#AC4128

#AC4128 is a mid, vivid red. Relative luminance 0.127; OKLCH L 51.9% C 0.146 H 34.5°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX#AC4128
RGBrgb(172, 65, 40)
HSLhsl(11, 62%, 42%)
HSVhsv(11, 77%, 67%)
CMYKcmyk(0%, 62.2%, 76.7%, 32.5%)
CIE-LABlab(42.32, 42.45, 37.30)
CIE-LCHlch(42.32, 56.51, 41.30°)
OKLaboklab(51.89% 0.1202 0.0826)
OKLCHoklch(51.89% 0.146 34.5)
XYZxyz(19.2886, 12.7072, 3.4441)
Luminance0.1270 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#AC4128 #2893AC
analogous
#AC2851 #AC4128 #AC8328
triadic
#AC4128 #28AC41 #4128AC
tetradic
#AC4128 #51AC28 #2893AC #8328AC
square
#AC4128 #51AC28 #2893AC #8328AC
split-complementary
#AC4128 #28AC83 #2851AC
monochromatic
#491B11 #7A2E1C #AC4128 #D25B3F #DE8571

Accessibility & contrast

On white

5.93
#AC4128 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.54
#AC4128 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC4128
5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##AC4128#FFFFFF#000000##FFFFFF
##AC41281.005.933.545.93
#FFFFFF5.931.0021.001.00
#0000003.5421.001.0021.00
##FFFFFF5.931.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5F5525
Deuteranopia (green-blind)
#796D24
Tritanopia (blue-blind)
#BD273C
Achromatopsia (no color)
#646464

Design tokens & code

CSS
--color: #ac4128;
/* rgb */ color: rgb(172, 65, 40);
/* oklch */ color: oklch(51.9% 0.146 34.5);
Tailwind
colors: {
  custom: {
    50: '#cc7a63',
    500: '#ac4128',
    950: '#000000',
  },
}
SCSS
$custom: #ac4128;
$custom-light: #cc7a63;
$custom-dark: #000000;
JSON
{
  "hex": "#ac4128",
  "rgb": {
    "r": 172,
    "g": 65,
    "b": 40
  },
  "hsl": {
    "h": 11.364,
    "s": 62.264,
    "l": 41.569
  },
  "oklch": {
    "l": 0.51886,
    "c": 0.14582,
    "h": 34.5
  },
  "luminance": 0.12704
}

Semantic roles & 50–950 ramp

primary
#AC4128
secondary
#6BB4C5
accent
#C6E542
background
#FDF7F6
surface
#FBEEEB
border
#D4C9C6
text
#150905
muted
#837B7A

Preview Lab

Preview with #AC4128

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

Preview Lab → · Contrast checker → · Palette generator →

#AC4128 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva