#A33A32#A33A32

#A33A32 is a mid, vivid red. Relative luminance 0.110; OKLCH L 49.6% C 0.141 H 27.7°. Best body text is #FFFFFF at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#A33A32
RGB	rgb(163, 58, 50)
HSL	hsl(4, 53%, 42%)
HSV	hsv(4, 69%, 64%)
CMYK	cmyk(0%, 64.4%, 69.3%, 36.1%)
CIE-LAB	lab(39.66, 42.89, 28.15)
CIE-LCH	lch(39.66, 51.30, 33.28°)
OKLab	oklab(49.62% 0.1245 0.0653)
OKLCH	oklch(49.62% 0.141 27.7)
XYZ	xyz(17.1948, 11.0453, 4.2435)
Luminance	0.1104 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33A32 #329BA3

analogous

#A33263 #A33A32 #A37332

triadic

#A33A32 #32A33A #3A32A3

tetradic

#A33A32 #63A332 #329BA3 #7332A3

square

#A33A32 #63A332 #329BA3 #7332A3

split-complementary

#A33A32 #32A373 #3263A3

monochromatic

#451915 #742924 #A33A32 #C8534B #D68079

Accessibility & contrast

On white

6.54

#A33A32 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#A33A32 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33A32

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33A32	#FFFFFF	#000000	##FFFFFF
##A33A32	1.00	6.54	3.21	6.54
#FFFFFF	6.54	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564F30

Deuteranopia (green-blind)

#71662F

Tritanopia (blue-blind)

#B32139

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a33a32;
/* rgb */ color: rgb(163, 58, 50);
/* oklch */ color: oklch(49.6% 0.141 27.7);

Tailwind

colors: {
  custom: {
    50: '#c5756a',
    500: '#a33a32',
    950: '#000000',
  },
}

SCSS

$custom: #a33a32;
$custom-light: #c5756a;
$custom-dark: #000000;

JSON

{
  "hex": "#a33a32",
  "rgb": {
    "r": 163,
    "g": 58,
    "b": 50
  },
  "hsl": {
    "h": 4.248,
    "s": 53.052,
    "l": 41.765
  },
  "oklch": {
    "l": 0.49622,
    "c": 0.14062,
    "h": 27.7
  },
  "luminance": 0.11043
}

Semantic roles & 50–950 ramp

primary

#A33A32

secondary

#72B9BF

accent

#D2DC4B

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140906

muted

#837B7A

Preview Lab

Preview with #A33A32

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

Preview Lab → · Contrast checker → · Palette generator →