#A33433#A33433

#A33433 is a mid, vivid red. Relative luminance 0.105; OKLCH L 48.9% C 0.147 H 24.8°. Best body text is #FFFFFF at 6.78:1 contrast (WCAG AA passes).

Color values

HEX	#A33433
RGB	rgb(163, 52, 51)
HSL	hsl(1, 52%, 42%)
HSV	hsv(1, 69%, 64%)
CMYK	cmyk(0%, 68.1%, 68.7%, 36.1%)
CIE-LAB	lab(38.70, 45.57, 26.39)
CIE-LCH	lch(38.70, 52.66, 30.08°)
OKLab	oklab(48.91% 0.1332 0.0616)
OKLCH	oklch(48.91% 0.147 24.8)
XYZ	xyz(16.9316, 10.4840, 4.2634)
Luminance	0.1048 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33433 #33A2A3

analogous

#A3336A #A33433 #A36C33

triadic

#A33433 #33A334 #3433A3

tetradic

#A33433 #6AA333 #33A2A3 #6C33A3

square

#A33433 #6AA333 #33A2A3 #6C33A3

split-complementary

#A33433 #33A36C #336AA3

monochromatic

#461616 #742524 #A33433 #C74D4C #D67C7B

Accessibility & contrast

On white

6.78

#A33433 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#A33433 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33433

6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33433	#FFFFFF	#000000	##FFFFFF
##A33433	1.00	6.78	3.10	6.78
#FFFFFF	6.78	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524C32

Deuteranopia (green-blind)

#6E6430

Tritanopia (blue-blind)

#B31635

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a33433;
/* rgb */ color: rgb(163, 52, 51);
/* oklch */ color: oklch(48.9% 0.147 24.8);

Tailwind

colors: {
  custom: {
    50: '#c5726b',
    500: '#a33433',
    950: '#000000',
  },
}

SCSS

$custom: #a33433;
$custom-light: #c5726b;
$custom-dark: #000000;

JSON

{
  "hex": "#a33433",
  "rgb": {
    "r": 163,
    "g": 52,
    "b": 51
  },
  "hsl": {
    "h": 0.536,
    "s": 52.336,
    "l": 41.961
  },
  "oklch": {
    "l": 0.48907,
    "c": 0.14675,
    "h": 24.8
  },
  "luminance": 0.10482
}

Semantic roles & 50–950 ramp

primary

#A33433

secondary

#73BEBE

accent

#DADC4C

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140806

muted

#837B7A

Preview Lab

Preview with #A33433

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

Preview Lab → · Contrast checker → · Palette generator →