#A33C2C#A33C2C

#A33C2C is a mid, vivid red. Relative luminance 0.112; OKLCH L 49.8% C 0.140 H 31.3°. Best body text is #FFFFFF at 6.48:1 contrast (WCAG AA passes).

Color values

HEX	#A33C2C
RGB	rgb(163, 60, 44)
HSL	hsl(8, 57%, 41%)
HSV	hsv(8, 73%, 64%)
CMYK	cmyk(0%, 63.2%, 73%, 36.1%)
CIE-LAB	lab(39.92, 41.65, 31.98)
CIE-LCH	lch(39.92, 52.52, 37.52°)
OKLab	oklab(49.79% 0.1195 0.0726)
OKLCH	oklch(49.79% 0.14 31.3)
XYZ	xyz(17.1765, 11.2025, 3.6402)
Luminance	0.1120 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33C2C #2C93A3

analogous

#A32C57 #A33C2C #A3772C

triadic

#A33C2C #2CA33C #3C2CA3

tetradic

#A33C2C #57A32C #2C93A3 #772CA3

square

#A33C2C #57A32C #2C93A3 #772CA3

split-complementary

#A33C2C #2CA377 #2C57A3

monochromatic

#431912 #732A1F #A33C2C #CC5341 #D97F71

Accessibility & contrast

On white

6.48

#A33C2C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#A33C2C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33C2C

6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33C2C	#FFFFFF	#000000	##FFFFFF
##A33C2C	1.00	6.48	3.24	6.48
#FFFFFF	6.48	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58502A

Deuteranopia (green-blind)

#726629

Tritanopia (blue-blind)

#B32339

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #a33c2c;
/* rgb */ color: rgb(163, 60, 44);
/* oklch */ color: oklch(49.8% 0.140 31.3);

Tailwind

colors: {
  custom: {
    50: '#c57666',
    500: '#a33c2c',
    950: '#000000',
  },
}

SCSS

$custom: #a33c2c;
$custom-light: #c57666;
$custom-dark: #000000;

JSON

{
  "hex": "#a33c2c",
  "rgb": {
    "r": 163,
    "g": 60,
    "b": 44
  },
  "hsl": {
    "h": 8.067,
    "s": 57.488,
    "l": 40.588
  },
  "oklch": {
    "l": 0.49794,
    "c": 0.13977,
    "h": 31.3
  },
  "luminance": 0.112
}

Semantic roles & 50–950 ramp

primary

#A33C2C

secondary

#6BB4C0

accent

#CCE147

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140906

muted

#837B7A

Preview Lab

Preview with #A33C2C

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

Preview Lab → · Contrast checker → · Palette generator →