#AA2428#AA2428

#AA2428 is a mid, vivid red. Relative luminance 0.100; OKLCH L 48.4% C 0.170 H 25.0°. Best body text is #FFFFFF at 7.02:1 contrast (WCAG AA passes).

Color values

HEX#AA2428
RGBrgb(170, 36, 40)
HSLhsl(358, 65%, 40%)
HSVhsv(358, 79%, 67%)
CMYKcmyk(0%, 78.8%, 76.5%, 33.3%)
CIE-LABlab(37.78, 53.15, 32.29)
CIE-LCHlch(37.78, 62.19, 31.28°)
OKLaboklab(48.42% 0.1539 0.0719)
OKLCHoklch(48.42% 0.17 25)
XYZxyz(17.5935, 9.9638, 3.0039)
Luminance0.0996 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#AA2428 #24AAA6
analogous
#AA246B #AA2428 #AA6324
triadic
#AA2428 #28AA24 #2428AA
tetradic
#AA2428 #6BAA24 #24AAA6 #6324AA
square
#AA2428 #6BAA24 #24AAA6 #6324AA
split-complementary
#AA2428 #24AA63 #246BAA
monochromatic
#450F10 #77191C #AA2428 #D5373B #DF696D

Accessibility & contrast

On white

7.02
#AA2428 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.99
#AA2428 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #AA2428
7.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##AA2428#FFFFFF#000000##FFFFFF
##AA24281.007.022.997.02
#FFFFFF7.021.0021.001.00
#0000002.9921.001.0021.00
##FFFFFF7.021.0021.001.00

Color blindness preview

Protanopia (red-blind)
#4E4627
Deuteranopia (green-blind)
#6F6323
Tritanopia (blue-blind)
#BB0027
Achromatopsia (no color)
#595959

Design tokens & code

CSS
--color: #aa2428;
/* rgb */ color: rgb(170, 36, 40);
/* oklch */ color: oklch(48.4% 0.170 25.0);
Tailwind
colors: {
  custom: {
    50: '#cc6b62',
    500: '#aa2428',
    950: '#000000',
  },
}
SCSS
$custom: #aa2428;
$custom-light: #cc6b62;
$custom-dark: #000000;
JSON
{
  "hex": "#aa2428",
  "rgb": {
    "r": 170,
    "g": 36,
    "b": 40
  },
  "hsl": {
    "h": 358.209,
    "s": 65.049,
    "l": 40.392
  },
  "oklch": {
    "l": 0.48417,
    "c": 0.16986,
    "h": 25
  },
  "luminance": 0.09961
}

Semantic roles & 50–950 ramp

primary
#AA2428
secondary
#65C5C2
accent
#E8E340
background
#FDF6F5
surface
#FBECEA
border
#D4C7C6
text
#150705
muted
#837A79

Preview Lab

Preview with #AA2428

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

Preview Lab → · Contrast checker → · Palette generator →

#AA2428 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva