#AA3A21#AA3A21

#AA3A21 is a mid, vivid red. Relative luminance 0.117; OKLCH L 50.6% C 0.152 H 34.0°. Best body text is #FFFFFF at 6.29:1 contrast (WCAG AA passes).

Color values

HEX#AA3A21
RGBrgb(170, 58, 33)
HSLhsl(11, 67%, 40%)
HSVhsv(11, 81%, 67%)
CMYKcmyk(0%, 65.9%, 80.6%, 33.3%)
CIE-LABlab(40.71, 44.63, 39.26)
CIE-LCHlch(40.71, 59.44, 41.34°)
OKLaboklab(50.59% 0.1258 0.085)
OKLCHoklch(50.59% 0.152 34)
XYZxyz(18.3672, 11.6847, 2.7268)
Luminance0.1168 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#AA3A21 #2191AA
analogous
#AA214C #AA3A21 #AA7F21
triadic
#AA3A21 #21AA3A #3A21AA
tetradic
#AA3A21 #4CAA21 #2191AA #7F21AA
square
#AA3A21 #4CAA21 #2191AA #7F21AA
split-complementary
#AA3A21 #21AA7F #214CAA
monochromatic
#43170D #772917 #AA3A21 #D74F31 #E17B64

Accessibility & contrast

On white

6.29
#AA3A21 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.34
#AA3A21 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA3A21
6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##AA3A21#FFFFFF#000000##FFFFFF
##AA3A211.006.293.346.29
#FFFFFF6.291.0021.001.00
#0000003.3421.001.0021.00
##FFFFFF6.291.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5A501D
Deuteranopia (green-blind)
#76691C
Tritanopia (blue-blind)
#BB1A35
Achromatopsia (no color)
#606060

Design tokens & code

CSS
--color: #aa3a21;
/* rgb */ color: rgb(170, 58, 33);
/* oklch */ color: oklch(50.6% 0.152 34.0);
Tailwind
colors: {
  custom: {
    50: '#cc765e',
    500: '#aa3a21',
    950: '#000000',
  },
}
SCSS
$custom: #aa3a21;
$custom-light: #cc765e;
$custom-dark: #000000;
JSON
{
  "hex": "#aa3a21",
  "rgb": {
    "r": 170,
    "g": 58,
    "b": 33
  },
  "hsl": {
    "h": 10.949,
    "s": 67.488,
    "l": 39.804
  },
  "oklch": {
    "l": 0.50587,
    "c": 0.15181,
    "h": 34
  },
  "luminance": 0.11682
}

Semantic roles & 50–950 ramp

primary
#AA3A21
secondary
#61B4C6
accent
#CBEA3D
background
#FDF7F5
surface
#FBEDE9
border
#D4C8C5
text
#150904
muted
#837B79

Preview Lab

Preview with #AA3A21

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

Preview Lab → · Contrast checker → · Palette generator →

#AA3A21 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva