#A3443B#A3443B

#A3443B is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.1% C 0.128 H 27.9°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#A3443B
RGB	rgb(163, 68, 59)
HSL	hsl(5, 47%, 44%)
HSV	hsv(5, 64%, 64%)
CMYK	cmyk(0%, 58.3%, 63.8%, 36.1%)
CIE-LAB	lab(41.59, 38.69, 25.13)
CIE-LCH	lch(41.59, 46.13, 33.01°)
OKLab	oklab(51.13% 0.1132 0.0598)
OKLCH	oklch(51.13% 0.128 27.9)
XYZ	xyz(17.9625, 12.2388, 5.5533)
Luminance	0.1224 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3443B #3B9AA3

analogous

#A33B66 #A3443B #A3783B

triadic

#A3443B #3BA344 #443BA3

tetradic

#A3443B #66A33B #3B9AA3 #783BA3

square

#A3443B #66A33B #3B9AA3 #783BA3

split-complementary

#A3443B #3BA378 #3B66A3

monochromatic

#491F1A #76312B #A3443B #C36258 #D38C85

Accessibility & contrast

On white

6.09

#A3443B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#A3443B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A3443B

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3443B	#FFFFFF	#000000	##FFFFFF
##A3443B	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C553A

Deuteranopia (green-blind)

#746A39

Tritanopia (blue-blind)

#B23242

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #a3443b;
/* rgb */ color: rgb(163, 68, 59);
/* oklch */ color: oklch(51.1% 0.128 27.9);

Tailwind

colors: {
  custom: {
    50: '#c47b71',
    500: '#a3443b',
    950: '#000000',
  },
}

SCSS

$custom: #a3443b;
$custom-light: #c47b71;
$custom-dark: #000000;

JSON

{
  "hex": "#a3443b",
  "rgb": {
    "r": 163,
    "g": 68,
    "b": 59
  },
  "hsl": {
    "h": 5.192,
    "s": 46.847,
    "l": 43.529
  },
  "oklch": {
    "l": 0.51126,
    "c": 0.12798,
    "h": 27.9
  },
  "luminance": 0.12237
}

Semantic roles & 50–950 ramp

primary

#A3443B

secondary

#7DB8BD

accent

#CBD651

background

#FCF7F6

surface

#F9EEEC

border

#D2C9C7

text

#140A07

muted

#827C7A

Preview Lab

Preview with #A3443B

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

Preview Lab → · Contrast checker → · Palette generator →