#A33536#A33536

#A33536 is a mid, vivid red. Relative luminance 0.106; OKLCH L 49.1% C 0.145 H 23.7°. Best body text is #FFFFFF at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#A33536
RGB	rgb(163, 53, 54)
HSL	hsl(359, 51%, 42%)
HSV	hsv(359, 67%, 64%)
CMYK	cmyk(0%, 67.5%, 66.9%, 36.1%)
CIE-LAB	lab(38.90, 45.32, 24.81)
CIE-LCH	lch(38.90, 51.66, 28.70°)
OKLab	oklab(49.08% 0.133 0.0585)
OKLCH	oklch(49.08% 0.145 23.7)
XYZ	xyz(17.0450, 10.6015, 4.6381)
Luminance	0.1060 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33536 #35A3A2

analogous

#A3356D #A33536 #A36B35

triadic

#A33536 #36A335 #3536A3

tetradic

#A33536 #6DA335 #35A3A2 #6B35A3

square

#A33536 #6DA335 #35A3A2 #6B35A3

split-complementary

#A33536 #35A36B #356DA3

monochromatic

#471717 #752627 #A33536 #C64F50 #D57E7E

Accessibility & contrast

On white

6.73

#A33536 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#A33536 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33536

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33536	#FFFFFF	#000000	##FFFFFF
##A33536	1.00	6.73	3.12	6.73
#FFFFFF	6.73	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534D35

Deuteranopia (green-blind)

#6E6433

Tritanopia (blue-blind)

#B31937

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #a33536;
/* rgb */ color: rgb(163, 53, 54);
/* oklch */ color: oklch(49.1% 0.145 23.7);

Tailwind

colors: {
  custom: {
    50: '#c5736d',
    500: '#a33536',
    950: '#000000',
  },
}

SCSS

$custom: #a33536;
$custom-light: #c5736d;
$custom-dark: #000000;

JSON

{
  "hex": "#a33536",
  "rgb": {
    "r": 163,
    "g": 53,
    "b": 54
  },
  "hsl": {
    "h": 359.455,
    "s": 50.926,
    "l": 42.353
  },
  "oklch": {
    "l": 0.49075,
    "c": 0.14532,
    "h": 23.7
  },
  "luminance": 0.10599
}

Semantic roles & 50–950 ramp

primary

#A33536

secondary

#76BEBD

accent

#DAD94D

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140807

muted

#837B7A

Preview Lab

Preview with #A33536

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

Preview Lab → · Contrast checker → · Palette generator →