#AC402A#AC402A

#AC402A is a mid, vivid red. Relative luminance 0.126; OKLCH L 51.8% C 0.146 H 33.3°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX#AC402A
RGBrgb(172, 64, 42)
HSLhsl(10, 61%, 42%)
HSVhsv(10, 76%, 67%)
CMYKcmyk(0%, 62.8%, 75.6%, 32.5%)
CIE-LABlab(42.17, 43.00, 36.04)
CIE-LCHlch(42.17, 56.11, 39.97°)
OKLaboklab(51.78% 0.1223 0.0804)
OKLCHoklch(51.78% 0.146 33.3)
XYZxyz(19.2666, 12.6073, 3.6090)
Luminance0.1260 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#AC402A #2A96AC
analogous
#AC2A55 #AC402A #AC812A
triadic
#AC402A #2AAC40 #402AAC
tetradic
#AC402A #55AC2A #2A96AC #812AAC
square
#AC402A #55AC2A #2A96AC #812AAC
split-complementary
#AC402A #2AAC81 #2A55AC
monochromatic
#4A1B12 #7B2E1E #AC402A #D15A42 #DD8573

Accessibility & contrast

On white

5.96
#AC402A on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.52
#AC402A on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC402A
5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##AC402A#FFFFFF#000000##FFFFFF
##AC402A1.005.963.525.96
#FFFFFF5.961.0021.001.00
#0000003.5221.001.0021.00
##FFFFFF5.961.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5E5527
Deuteranopia (green-blind)
#796C26
Tritanopia (blue-blind)
#BD253B
Achromatopsia (no color)
#636363

Design tokens & code

CSS
--color: #ac402a;
/* rgb */ color: rgb(172, 64, 42);
/* oklch */ color: oklch(51.8% 0.146 33.3);
Tailwind
colors: {
  custom: {
    50: '#cc7965',
    500: '#ac402a',
    950: '#000000',
  },
}
SCSS
$custom: #ac402a;
$custom-light: #cc7965;
$custom-dark: #000000;
JSON
{
  "hex": "#ac402a",
  "rgb": {
    "r": 172,
    "g": 64,
    "b": 42
  },
  "hsl": {
    "h": 10.154,
    "s": 60.748,
    "l": 41.961
  },
  "oklch": {
    "l": 0.51778,
    "c": 0.14631,
    "h": 33.3
  },
  "luminance": 0.12605
}

Semantic roles & 50–950 ramp

primary
#AC402A
secondary
#6DB6C4
accent
#C9E444
background
#FDF7F6
surface
#FBEEEB
border
#D4C9C6
text
#150905
muted
#837B7A

Preview Lab

Preview with #AC402A

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

Preview Lab → · Contrast checker → · Palette generator →

#AC402A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva