#AA221A#AA221A

#AA221A is a mid, vivid red. Relative luminance 0.098; OKLCH L 48.1% C 0.173 H 28.9°. Best body text is #FFFFFF at 7.11:1 contrast (WCAG AA passes).

Color values

HEX	#AA221A
RGB	rgb(170, 34, 26)
HSL	hsl(3, 73%, 38%)
HSV	hsv(3, 85%, 67%)
CMYK	cmyk(0%, 80%, 84.7%, 33.3%)
CIE-LAB	lab(37.42, 53.30, 39.78)
CIE-LCH	lch(37.42, 66.51, 36.74°)
OKLab	oklab(48.11% 0.1515 0.0836)
OKLCH	oklch(48.11% 0.173 28.9)
XYZ	xyz(17.3382, 9.7675, 1.9495)
Luminance	0.0977 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA221A #1AA2AA

analogous

#AA1A5A #AA221A #AA6A1A

triadic

#AA221A #1AAA22 #221AAA

tetradic

#AA221A #5AAA1A #1AA2AA #6A1AAA

square

#AA221A #5AAA1A #1AA2AA #6A1AAA

split-complementary

#AA221A #1AAA6A #1A5AAA

monochromatic

#400D0A #751712 #AA221A #DD2E24 #E66159

Accessibility & contrast

On white

7.11

#AA221A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#AA221A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #AA221A

7.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA221A	#FFFFFF	#000000	##FFFFFF
##AA221A	1.00	7.11	2.95	7.11
#FFFFFF	7.11	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4517

Deuteranopia (green-blind)

#6F6312

Tritanopia (blue-blind)

#BC0022

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #aa221a;
/* rgb */ color: rgb(170, 34, 26);
/* oklch */ color: oklch(48.1% 0.173 28.9);

Tailwind

colors: {
  custom: {
    50: '#cd6a58',
    500: '#aa221a',
    950: '#000000',
  },
}

SCSS

$custom: #aa221a;
$custom-light: #cd6a58;
$custom-dark: #000000;

JSON

{
  "hex": "#aa221a",
  "rgb": {
    "r": 170,
    "g": 34,
    "b": 26
  },
  "hsl": {
    "h": 3.333,
    "s": 73.469,
    "l": 38.431
  },
  "oklch": {
    "l": 0.48108,
    "c": 0.173,
    "h": 28.9
  },
  "luminance": 0.09765
}

Semantic roles & 50–950 ramp

primary

#AA221A

secondary

#57C3C9

accent

#E6F038

background

#FEF6F5

surface

#FCECE9

border

#D5C7C5

text

#160703

muted

#847A78

Preview Lab

Preview with #AA221A

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

Preview Lab → · Contrast checker → · Palette generator →