#A33F4B#A33F4B

#A33F4B is a mid, vivid red. Relative luminance 0.118; OKLCH L 50.8% C 0.132 H 16.0°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#A33F4B
RGB	rgb(163, 63, 75)
HSL	hsl(353, 44%, 44%)
HSV	hsv(353, 61%, 64%)
CMYK	cmyk(0%, 61.3%, 54%, 36.1%)
CIE-LAB	lab(40.98, 42.34, 14.52)
CIE-LCH	lch(40.98, 44.76, 18.93°)
OKLab	oklab(50.76% 0.1273 0.0364)
OKLCH	oklch(50.76% 0.132 16)
XYZ	xyz(18.1533, 11.8518, 7.9869)
Luminance	0.1185 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33F4B #3FA397

analogous

#A33F7D #A33F4B #A3653F

triadic

#A33F4B #4BA33F #3F4BA3

tetradic

#A33F4B #7DA33F #3FA397 #653FA3

square

#A33F4B #7DA33F #3FA397 #653FA3

split-complementary

#A33F4B #3FA365 #3F7DA3

monochromatic

#4B1D22 #772E37 #A33F4B #C15E6A #D28A93

Accessibility & contrast

On white

6.23

#A33F4B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#A33F4B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33F4B

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33F4B	#FFFFFF	#000000	##FFFFFF
##A33F4B	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56544B

Deuteranopia (green-blind)

#706849

Tritanopia (blue-blind)

#B22F44

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #a33f4b;
/* rgb */ color: rgb(163, 63, 75);
/* oklch */ color: oklch(50.8% 0.132 16.0);

Tailwind

colors: {
  custom: {
    50: '#c3797d',
    500: '#a33f4b',
    950: '#000000',
  },
}

SCSS

$custom: #a33f4b;
$custom-light: #c3797d;
$custom-dark: #000000;

JSON

{
  "hex": "#a33f4b",
  "rgb": {
    "r": 163,
    "g": 63,
    "b": 75
  },
  "hsl": {
    "h": 352.8,
    "s": 44.248,
    "l": 44.314
  },
  "oklch": {
    "l": 0.50763,
    "c": 0.13239,
    "h": 16
  },
  "luminance": 0.1185
}

Semantic roles & 50–950 ramp

primary

#A33F4B

secondary

#81BDB6

accent

#D4C554

background

#FCF7F7

surface

#F9EEEE

border

#D2C9C9

text

#130909

muted

#827B7B

Preview Lab

Preview with #A33F4B

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

Preview Lab → · Contrast checker → · Palette generator →