#A33A43#A33A43

#A33A43 is a mid, vivid red. Relative luminance 0.112; OKLCH L 49.9% C 0.139 H 18.7°. Best body text is #FFFFFF at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#A33A43
RGB	rgb(163, 58, 67)
HSL	hsl(355, 48%, 43%)
HSV	hsv(355, 64%, 64%)
CMYK	cmyk(0%, 64.4%, 58.9%, 36.1%)
CIE-LAB	lab(39.95, 44.00, 18.11)
CIE-LCH	lch(39.95, 47.58, 22.37°)
OKLab	oklab(49.94% 0.1313 0.0445)
OKLCH	oklch(49.94% 0.139 18.7)
XYZ	xyz(17.6320, 11.2202, 6.5463)
Luminance	0.1122 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33A43 #3AA39A

analogous

#A33A77 #A33A43 #A3653A

triadic

#A33A43 #43A33A #3A43A3

tetradic

#A33A43 #77A33A #3AA39A #653AA3

square

#A33A43 #77A33A #3AA39A #653AA3

split-complementary

#A33A43 #3AA365 #3A77A3

monochromatic

#491A1E #762A30 #A33A43 #C35760 #D3848B

Accessibility & contrast

On white

6.47

#A33A43 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#A33A43 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33A43

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33A43	#FFFFFF	#000000	##FFFFFF
##A33A43	1.00	6.47	3.24	6.47
#FFFFFF	6.47	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#545043

Deuteranopia (green-blind)

#6F6640

Tritanopia (blue-blind)

#B2263E

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #a33a43;
/* rgb */ color: rgb(163, 58, 67);
/* oklch */ color: oklch(49.9% 0.139 18.7);

Tailwind

colors: {
  custom: {
    50: '#c47677',
    500: '#a33a43',
    950: '#000000',
  },
}

SCSS

$custom: #a33a43;
$custom-light: #c47677;
$custom-dark: #000000;

JSON

{
  "hex": "#a33a43",
  "rgb": {
    "r": 163,
    "g": 58,
    "b": 67
  },
  "hsl": {
    "h": 354.857,
    "s": 47.511,
    "l": 43.333
  },
  "oklch": {
    "l": 0.49936,
    "c": 0.13864,
    "h": 18.7
  },
  "luminance": 0.11218
}

Semantic roles & 50–950 ramp

primary

#A33A43

secondary

#7CBDB8

accent

#D7CC51

background

#FCF7F7

surface

#F9EDED

border

#D2C8C8

text

#140908

muted

#827B7B

Preview Lab

Preview with #A33A43

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

Preview Lab → · Contrast checker → · Palette generator →