#A6222A#A6222A

#A6222A is a mid, vivid red. Relative luminance 0.094; OKLCH L 47.5% C 0.167 H 23.6°. Best body text is #FFFFFF at 7.28:1 contrast (WCAG AA passes).

Color values

HEX	#A6222A
RGB	rgb(166, 34, 42)
HSL	hsl(356, 66%, 39%)
HSV	hsv(356, 80%, 65%)
CMYK	cmyk(0%, 79.5%, 74.7%, 34.9%)
CIE-LAB	lab(36.78, 52.64, 29.75)
CIE-LCH	lch(36.78, 60.46, 29.47°)
OKLab	oklab(47.54% 0.1532 0.0671)
OKLCH	oklch(47.54% 0.167 23.6)
XYZ	xyz(16.7178, 9.4209, 3.1282)
Luminance	0.0942 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A6222A #22A69E

analogous

#A6226C #A6222A #A65C22

triadic

#A6222A #2AA622 #222AA6

tetradic

#A6222A #6CA622 #22A69E #5C22A6

square

#A6222A #6CA622 #22A69E #5C22A6

split-complementary

#A6222A #22A65C #226CA6

monochromatic

#400D10 #73181D #A6222A #D5303A #DF636B

Accessibility & contrast

On white

7.28

#A6222A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#A6222A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A6222A

7.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A6222A	#FFFFFF	#000000	##FFFFFF
##A6222A	1.00	7.28	2.88	7.28
#FFFFFF	7.28	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4429

Deuteranopia (green-blind)

#6C6125

Tritanopia (blue-blind)

#B70027

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #a6222a;
/* rgb */ color: rgb(166, 34, 42);
/* oklch */ color: oklch(47.5% 0.167 23.6);

Tailwind

colors: {
  custom: {
    50: '#c96a63',
    500: '#a6222a',
    950: '#000000',
  },
}

SCSS

$custom: #a6222a;
$custom-light: #c96a63;
$custom-dark: #000000;

JSON

{
  "hex": "#a6222a",
  "rgb": {
    "r": 166,
    "g": 34,
    "b": 42
  },
  "hsl": {
    "h": 356.364,
    "s": 66,
    "l": 39.216
  },
  "oklch": {
    "l": 0.47543,
    "c": 0.16728,
    "h": 23.6
  },
  "luminance": 0.09418
}

Semantic roles & 50–950 ramp

primary

#A6222A

secondary

#5FC4BE

accent

#E9DF3F

background

#FDF6F5

surface

#FAECEA

border

#D3C7C6

text

#150705

muted

#837A79

Preview Lab

Preview with #A6222A

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

Preview Lab → · Contrast checker → · Palette generator →