#AA403C#AA403C

#AA403C is a mid, vivid red. Relative luminance 0.125; OKLCH L 51.7% C 0.140 H 25.4°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).

Color values

HEX#AA403C
RGBrgb(170, 64, 60)
HSLhsl(2, 48%, 45%)
HSVhsv(2, 65%, 67%)
CMYKcmyk(0%, 62.4%, 64.7%, 33.3%)
CIE-LABlab(42.06, 43.24, 25.37)
CIE-LCHlch(42.06, 50.14, 30.40°)
OKLaboklab(51.71% 0.1268 0.0602)
OKLCHoklch(51.71% 0.14 25.4)
XYZxyz(19.2284, 12.5417, 5.6823)
Luminance0.1254 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#AA403C #3CA6AA
analogous
#AA3C6F #AA403C #AA773C
triadic
#AA403C #3CAA40 #403CAA
tetradic
#AA403C #6FAA3C #3CA6AA #773CAA
square
#AA403C #6FAA3C #3CA6AA #773CAA
split-complementary
#AA403C #3CAA77 #3C6FAA
monochromatic
#501E1C #7D2F2C #AA403C #C6615D #D68D8B

Accessibility & contrast

On white

5.99
#AA403C on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.51
#AA403C on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA403C
5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##AA403C#FFFFFF#000000##FFFFFF
##AA403C1.005.993.515.99
#FFFFFF5.991.0021.001.00
#0000003.5121.001.0021.00
##FFFFFF5.991.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5C553B
Deuteranopia (green-blind)
#766C39
Tritanopia (blue-blind)
#BA2A40
Achromatopsia (no color)
#636363

Design tokens & code

CSS
--color: #aa403c;
/* rgb */ color: rgb(170, 64, 60);
/* oklch */ color: oklch(51.7% 0.140 25.4);
Tailwind
colors: {
  custom: {
    50: '#ca7a72',
    500: '#aa403c',
    950: '#000000',
  },
}
SCSS
$custom: #aa403c;
$custom-light: #ca7a72;
$custom-dark: #000000;
JSON
{
  "hex": "#aa403c",
  "rgb": {
    "r": 170,
    "g": 64,
    "b": 60
  },
  "hsl": {
    "h": 2.182,
    "s": 47.826,
    "l": 45.098
  },
  "oklch": {
    "l": 0.51714,
    "c": 0.1404,
    "h": 25.4
  },
  "luminance": 0.12539
}

Semantic roles & 50–950 ramp

primary
#AA403C
secondary
#81BEC0
accent
#D3D750
background
#FDF7F6
surface
#FAEEEC
border
#D3C9C7
text
#140907
muted
#837B7A

Preview Lab

Preview with #AA403C

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

Preview Lab → · Contrast checker → · Palette generator →

#AA403C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva