#A33836#A33836

#A33836 is a mid, vivid red. Relative luminance 0.109; OKLCH L 49.4% C 0.142 H 24.9°. Best body text is #FFFFFF at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#A33836
RGB	rgb(163, 56, 54)
HSL	hsl(1, 50%, 43%)
HSV	hsv(1, 67%, 64%)
CMYK	cmyk(0%, 65.6%, 66.9%, 36.1%)
CIE-LAB	lab(39.38, 44.01, 25.41)
CIE-LCH	lch(39.38, 50.82, 29.99°)
OKLab	oklab(49.44% 0.1289 0.0598)
OKLCH	oklch(49.44% 0.142 24.9)
XYZ	xyz(17.1860, 10.8836, 4.6851)
Luminance	0.1088 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33836 #36A1A3

analogous

#A3366A #A33836 #A36F36

triadic

#A33836 #36A338 #3836A3

tetradic

#A33836 #6AA336 #36A1A3 #6F36A3

square

#A33836 #6AA336 #36A1A3 #6F36A3

split-complementary

#A33836 #36A36F #366AA3

monochromatic

#471818 #752827 #A33836 #C55351 #D5807F

Accessibility & contrast

On white

6.61

#A33836 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#A33836 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33836

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33836	#FFFFFF	#000000	##FFFFFF
##A33836	1.00	6.61	3.18	6.61
#FFFFFF	6.61	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554E35

Deuteranopia (green-blind)

#6F6533

Tritanopia (blue-blind)

#B31F39

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a33836;
/* rgb */ color: rgb(163, 56, 54);
/* oklch */ color: oklch(49.4% 0.142 24.9);

Tailwind

colors: {
  custom: {
    50: '#c5746d',
    500: '#a33836',
    950: '#000000',
  },
}

SCSS

$custom: #a33836;
$custom-light: #c5746d;
$custom-dark: #000000;

JSON

{
  "hex": "#a33836",
  "rgb": {
    "r": 163,
    "g": 56,
    "b": 54
  },
  "hsl": {
    "h": 1.101,
    "s": 50.23,
    "l": 42.549
  },
  "oklch": {
    "l": 0.49437,
    "c": 0.14211,
    "h": 24.9
  },
  "luminance": 0.10881
}

Semantic roles & 50–950 ramp

primary

#A33836

secondary

#77BCBE

accent

#D7DA4E

background

#FCF7F6

surface

#F9EDEB

border

#D2C8C6

text

#140907

muted

#827B7A

Preview Lab

Preview with #A33836

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

Preview Lab → · Contrast checker → · Palette generator →