#A33535#A33535

#A33535 is a mid, vivid red. Relative luminance 0.106; OKLCH L 49.1% C 0.145 H 24.2°. Best body text is #FFFFFF at 6.74:1 contrast (WCAG AA passes).

Color values

HEX	#A33535
RGB	rgb(163, 53, 53)
HSL	hsl(0, 51%, 42%)
HSV	hsv(0, 67%, 64%)
CMYK	cmyk(0%, 67.5%, 67.5%, 36.1%)
CIE-LAB	lab(38.88, 45.26, 25.40)
CIE-LCH	lch(38.88, 51.90, 29.30°)
OKLab	oklab(49.06% 0.1326 0.0597)
OKLCH	oklch(49.06% 0.145 24.2)
XYZ	xyz(17.0217, 10.5922, 4.5157)
Luminance	0.1059 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33535 #35A3A3

analogous

#A3356C #A33535 #A36C35

triadic

#A33535 #35A335 #3535A3

tetradic

#A33535 #6CA335 #35A3A3 #6C35A3

square

#A33535 #6CA335 #35A3A3 #6C35A3

split-complementary

#A33535 #35A36C #356CA3

monochromatic

#471717 #752626 #A33535 #C64F4F #D57E7E

Accessibility & contrast

On white

6.74

#A33535 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#A33535 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33535

6.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33535	#FFFFFF	#000000	##FFFFFF
##A33535	1.00	6.74	3.12	6.74
#FFFFFF	6.74	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534D34

Deuteranopia (green-blind)

#6E6432

Tritanopia (blue-blind)

#B31936

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #a33535;
/* rgb */ color: rgb(163, 53, 53);
/* oklch */ color: oklch(49.1% 0.145 24.2);

Tailwind

colors: {
  custom: {
    50: '#c5736c',
    500: '#a33535',
    950: '#000000',
  },
}

SCSS

$custom: #a33535;
$custom-light: #c5736c;
$custom-dark: #000000;

JSON

{
  "hex": "#a33535",
  "rgb": {
    "r": 163,
    "g": 53,
    "b": 53
  },
  "hsl": {
    "h": 0,
    "s": 50.926,
    "l": 42.353
  },
  "oklch": {
    "l": 0.49058,
    "c": 0.14544,
    "h": 24.2
  },
  "luminance": 0.1059
}

Semantic roles & 50–950 ramp

primary

#A33535

secondary

#76BEBE

accent

#DADA4D

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140807

muted

#837B7A

Preview Lab

Preview with #A33535

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

Preview Lab → · Contrast checker → · Palette generator →