#A33936#A33936

#A33936 is a mid, vivid red. Relative luminance 0.110; OKLCH L 49.6% C 0.141 H 25.3°. Best body text is #FFFFFF at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#A33936
RGB	rgb(163, 57, 54)
HSL	hsl(2, 50%, 43%)
HSV	hsv(2, 67%, 64%)
CMYK	cmyk(0%, 65%, 66.9%, 36.1%)
CIE-LAB	lab(39.55, 43.57, 25.61)
CIE-LCH	lch(39.55, 50.54, 30.45°)
OKLab	oklab(49.56% 0.1275 0.0603)
OKLCH	oklch(49.56% 0.141 25.3)
XYZ	xyz(17.2350, 10.9815, 4.7014)
Luminance	0.1098 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33936 #36A0A3

analogous

#A3366A #A33936 #A36F36

triadic

#A33936 #36A339 #3936A3

tetradic

#A33936 #6AA336 #36A0A3 #6F36A3

square

#A33936 #6AA336 #36A0A3 #6F36A3

split-complementary

#A33936 #36A36F #366AA3

monochromatic

#471918 #752927 #A33936 #C55451 #D5817F

Accessibility & contrast

On white

6.57

#A33936 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#A33936 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33936

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33936	#FFFFFF	#000000	##FFFFFF
##A33936	1.00	6.57	3.20	6.57
#FFFFFF	6.57	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554F35

Deuteranopia (green-blind)

#706633

Tritanopia (blue-blind)

#B32039

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a33936;
/* rgb */ color: rgb(163, 57, 54);
/* oklch */ color: oklch(49.6% 0.141 25.3);

Tailwind

colors: {
  custom: {
    50: '#c5756d',
    500: '#a33936',
    950: '#000000',
  },
}

SCSS

$custom: #a33936;
$custom-light: #c5756d;
$custom-dark: #000000;

JSON

{
  "hex": "#a33936",
  "rgb": {
    "r": 163,
    "g": 57,
    "b": 54
  },
  "hsl": {
    "h": 1.651,
    "s": 50.23,
    "l": 42.549
  },
  "oklch": {
    "l": 0.49561,
    "c": 0.14103,
    "h": 25.3
  },
  "luminance": 0.10979
}

Semantic roles & 50–950 ramp

primary

#A33936

secondary

#77BCBE

accent

#D6DA4E

background

#FCF7F6

surface

#F9EDEB

border

#D2C8C6

text

#140907

muted

#827B7A

Preview Lab

Preview with #A33936

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

Preview Lab → · Contrast checker → · Palette generator →