#AA2A28#AA2A28

#AA2A28 is a mid, vivid red. Relative luminance 0.104; OKLCH L 48.9% C 0.165 H 26.5°. Best body text is #FFFFFF at 6.84:1 contrast (WCAG AA passes).

Color values

HEX#AA2A28
RGBrgb(170, 42, 40)
HSLhsl(1, 62%, 41%)
HSVhsv(1, 76%, 67%)
CMYKcmyk(0%, 75.3%, 76.5%, 33.3%)
CIE-LABlab(38.48, 51.20, 33.06)
CIE-LCHlch(38.48, 60.94, 32.85°)
OKLaboklab(48.94% 0.1477 0.0735)
OKLCHoklch(48.94% 0.165 26.5)
XYZxyz(17.7906, 10.3579, 3.0696)
Luminance0.1036 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#AA2A28 #28A8AA
analogous
#AA2867 #AA2A28 #AA6B28
triadic
#AA2A28 #28AA2A #2A28AA
tetradic
#AA2A28 #67AA28 #28A8AA #6B28AA
square
#AA2A28 #67AA28 #28A8AA #6B28AA
split-complementary
#AA2A28 #28AA6B #2867AA
monochromatic
#471211 #781E1C #AA2A28 #D2403E #DD716F

Accessibility & contrast

On white

6.84
#AA2A28 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.07
#AA2A28 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA2A28
6.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##AA2A28#FFFFFF#000000##FFFFFF
##AA2A281.006.843.076.84
#FFFFFF6.841.0021.001.00
#0000003.0721.001.0021.00
##FFFFFF6.841.0021.001.00

Color blindness preview

Protanopia (red-blind)
#504926
Deuteranopia (green-blind)
#706523
Tritanopia (blue-blind)
#BB002B
Achromatopsia (no color)
#5B5B5B

Design tokens & code

CSS
--color: #aa2a28;
/* rgb */ color: rgb(170, 42, 40);
/* oklch */ color: oklch(48.9% 0.165 26.5);
Tailwind
colors: {
  custom: {
    50: '#cc6e62',
    500: '#aa2a28',
    950: '#000000',
  },
}
SCSS
$custom: #aa2a28;
$custom-light: #cc6e62;
$custom-dark: #000000;
JSON
{
  "hex": "#aa2a28",
  "rgb": {
    "r": 170,
    "g": 42,
    "b": 40
  },
  "hsl": {
    "h": 0.923,
    "s": 61.905,
    "l": 41.176
  },
  "oklch": {
    "l": 0.48938,
    "c": 0.16502,
    "h": 26.5
  },
  "luminance": 0.10355
}

Semantic roles & 50–950 ramp

primary
#AA2A28
secondary
#6AC3C4
accent
#E2E543
background
#FDF7F5
surface
#FBEDEA
border
#D4C8C6
text
#150805
muted
#837B79

Preview Lab

Preview with #AA2A28

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

Preview Lab → · Contrast checker → · Palette generator →

#AA2A28 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva