#A3443A#A3443A

#A3443A is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.1% C 0.128 H 28.4°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#A3443A
RGB	rgb(163, 68, 58)
HSL	hsl(6, 48%, 43%)
HSV	hsv(6, 64%, 64%)
CMYK	cmyk(0%, 58.3%, 64.4%, 36.1%)
CIE-LAB	lab(41.58, 38.62, 25.71)
CIE-LCH	lch(41.58, 46.39, 33.65°)
OKLab	oklab(51.11% 0.1128 0.061)
OKLCH	oklch(51.11% 0.128 28.4)
XYZ	xyz(17.9368, 12.2286, 5.4180)
Luminance	0.1223 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3443A #3A99A3

analogous

#A33A64 #A3443A #A3783A

triadic

#A3443A #3AA344 #443AA3

tetradic

#A3443A #64A33A #3A99A3 #783AA3

square

#A3443A #64A33A #3A99A3 #783AA3

split-complementary

#A3443A #3AA378 #3A64A3

monochromatic

#491E1A #76312A #A3443A #C36157 #D38C84

Accessibility & contrast

On white

6.10

#A3443A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#A3443A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A3443A

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3443A	#FFFFFF	#000000	##FFFFFF
##A3443A	1.00	6.10	3.45	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5539

Deuteranopia (green-blind)

#746A38

Tritanopia (blue-blind)

#B23242

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #a3443a;
/* rgb */ color: rgb(163, 68, 58);
/* oklch */ color: oklch(51.1% 0.128 28.4);

Tailwind

colors: {
  custom: {
    50: '#c47b70',
    500: '#a3443a',
    950: '#000000',
  },
}

SCSS

$custom: #a3443a;
$custom-light: #c47b70;
$custom-dark: #000000;

JSON

{
  "hex": "#a3443a",
  "rgb": {
    "r": 163,
    "g": 68,
    "b": 58
  },
  "hsl": {
    "h": 5.714,
    "s": 47.511,
    "l": 43.333
  },
  "oklch": {
    "l": 0.51109,
    "c": 0.12818,
    "h": 28.4
  },
  "luminance": 0.12226
}

Semantic roles & 50–950 ramp

primary

#A3443A

secondary

#7CB7BD

accent

#CAD751

background

#FCF7F6

surface

#F9EEEC

border

#D2C9C7

text

#140A07

muted

#827C7A

Preview Lab

Preview with #A3443A

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

Preview Lab → · Contrast checker → · Palette generator →