#AA2921#AA2921

#AA2921 is a mid, vivid red. Relative luminance 0.102; OKLCH L 48.8% C 0.167 H 28.5°. Best body text is #FFFFFF at 6.89:1 contrast (WCAG AA passes).

Color values

HEX#AA2921
RGBrgb(170, 41, 33)
HSLhsl(4, 67%, 40%)
HSVhsv(4, 81%, 67%)
CMYKcmyk(0%, 75.9%, 80.6%, 33.3%)
CIE-LABlab(38.28, 51.29, 36.84)
CIE-LCHlch(38.28, 63.15, 35.69°)
OKLaboklab(48.77% 0.1465 0.0797)
OKLCHoklch(48.77% 0.167 28.5)
XYZxyz(17.6471, 10.2445, 2.4867)
Luminance0.1024 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#AA2921 #21A2AA
analogous
#AA215D #AA2921 #AA6E21
triadic
#AA2921 #21AA29 #2921AA
tetradic
#AA2921 #5DAA21 #21A2AA #6E21AA
square
#AA2921 #5DAA21 #21A2AA #6E21AA
split-complementary
#AA2921 #21AA6E #215DAA
monochromatic
#43100D #771D17 #AA2921 #D73B31 #E16C64

Accessibility & contrast

On white

6.89
#AA2921 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.05
#AA2921 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA2921
6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##AA2921#FFFFFF#000000##FFFFFF
##AA29211.006.893.056.89
#FFFFFF6.891.0021.001.00
#0000003.0521.001.0021.00
##FFFFFF6.891.0021.001.00

Color blindness preview

Protanopia (red-blind)
#51481F
Deuteranopia (green-blind)
#70641B
Tritanopia (blue-blind)
#BC0029
Achromatopsia (no color)
#5A5A5A

Design tokens & code

CSS
--color: #aa2921;
/* rgb */ color: rgb(170, 41, 33);
/* oklch */ color: oklch(48.8% 0.167 28.5);
Tailwind
colors: {
  custom: {
    50: '#cc6d5d',
    500: '#aa2921',
    950: '#000000',
  },
}
SCSS
$custom: #aa2921;
$custom-light: #cc6d5d;
$custom-dark: #000000;
JSON
{
  "hex": "#aa2921",
  "rgb": {
    "r": 170,
    "g": 41,
    "b": 33
  },
  "hsl": {
    "h": 3.504,
    "s": 67.488,
    "l": 39.804
  },
  "oklch": {
    "l": 0.48765,
    "c": 0.16679,
    "h": 28.5
  },
  "luminance": 0.10242
}

Semantic roles & 50–950 ramp

primary
#AA2921
secondary
#61C0C6
accent
#E0EA3D
background
#FDF6F5
surface
#FBECE9
border
#D4C7C5
text
#150804
muted
#837B79

Preview Lab

Preview with #AA2921

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

Preview Lab → · Contrast checker → · Palette generator →

#AA2921 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva