#A33744#A33744

#A33744 is a mid, vivid red. Relative luminance 0.109; OKLCH L 49.6% C 0.142 H 17.0°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#A33744
RGB	rgb(163, 55, 68)
HSL	hsl(353, 50%, 43%)
HSV	hsv(353, 66%, 64%)
CMYK	cmyk(0%, 66.3%, 58.3%, 36.1%)
CIE-LAB	lab(39.48, 45.41, 16.86)
CIE-LCH	lch(39.48, 48.44, 20.37°)
OKLab	oklab(49.59% 0.1359 0.0416)
OKLCH	oklch(49.59% 0.142 17)
XYZ	xyz(17.5154, 10.9386, 6.6567)
Luminance	0.1094 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33744 #37A396

analogous

#A3377A #A33744 #A36037

triadic

#A33744 #44A337 #3744A3

tetradic

#A33744 #7AA337 #37A396 #6037A3

square

#A33744 #7AA337 #37A396 #6037A3

split-complementary

#A33744 #37A360 #377AA3

monochromatic

#47181E #752831 #A33744 #C55260 #D4808A

Accessibility & contrast

On white

6.59

#A33744 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#A33744 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33744

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33744	#FFFFFF	#000000	##FFFFFF
##A33744	1.00	6.59	3.19	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524F44

Deuteranopia (green-blind)

#6D6541

Tritanopia (blue-blind)

#B2213C

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a33744;
/* rgb */ color: rgb(163, 55, 68);
/* oklch */ color: oklch(49.6% 0.142 17.0);

Tailwind

colors: {
  custom: {
    50: '#c47477',
    500: '#a33744',
    950: '#000000',
  },
}

SCSS

$custom: #a33744;
$custom-light: #c47477;
$custom-dark: #000000;

JSON

{
  "hex": "#a33744",
  "rgb": {
    "r": 163,
    "g": 55,
    "b": 68
  },
  "hsl": {
    "h": 352.778,
    "s": 49.541,
    "l": 42.745
  },
  "oklch": {
    "l": 0.49589,
    "c": 0.14217,
    "h": 17
  },
  "luminance": 0.10936
}

Semantic roles & 50–950 ramp

primary

#A33744

secondary

#78BEB5

accent

#D9C84F

background

#FCF7F7

surface

#F9EDED

border

#D2C8C8

text

#140908

muted

#827B7B

Preview Lab

Preview with #A33744

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

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