#A11A2B#A11A2B

#A11A2B is a mid, vivid red. Relative luminance 0.085; OKLCH L 46.0% C 0.168 H 21.3°. Best body text is #FFFFFF at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#A11A2B
RGB	rgb(161, 26, 43)
HSL	hsl(352, 72%, 37%)
HSV	hsv(352, 84%, 63%)
CMYK	cmyk(0%, 83.9%, 73.3%, 36.9%)
CIE-LAB	lab(34.99, 53.42, 26.79)
CIE-LCH	lch(34.99, 59.76, 26.63°)
OKLab	oklab(46.04% 0.1567 0.0611)
OKLCH	oklch(46.04% 0.168 21.3)
XYZ	xyz(15.5052, 8.4928, 3.1079)
Luminance	0.0849 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A11A2B #1AA190

analogous

#A11A6F #A11A2B #A14C1A

triadic

#A11A2B #2BA11A #1A2BA1

tetradic

#A11A2B #6FA11A #1AA190 #4C1AA1

square

#A11A2B #6FA11A #1AA190 #4C1AA1

split-complementary

#A11A2B #1AA14C #1A6FA1

monochromatic

#38090F #6C111D #A11A2B #D62339 #E35265

Accessibility & contrast

On white

7.78

#A11A2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#A11A2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11A2B

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A11A2B	#FFFFFF	#000000	##FFFFFF
##A11A2B	1.00	7.78	2.70	7.78
#FFFFFF	7.78	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#45402A

Deuteranopia (green-blind)

#675C26

Tritanopia (blue-blind)

#B10022

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a11a2b;
/* rgb */ color: rgb(161, 26, 43);
/* oklch */ color: oklch(46.0% 0.168 21.3);

Tailwind

colors: {
  custom: {
    50: '#c56764',
    500: '#a11a2b',
    950: '#000000',
  },
}

SCSS

$custom: #a11a2b;
$custom-light: #c56764;
$custom-dark: #000000;

JSON

{
  "hex": "#a11a2b",
  "rgb": {
    "r": 161,
    "g": 26,
    "b": 43
  },
  "hsl": {
    "h": 352.444,
    "s": 72.193,
    "l": 36.667
  },
  "oklch": {
    "l": 0.46038,
    "c": 0.16816,
    "h": 21.3
  },
  "luminance": 0.0849
}

Semantic roles & 50–950 ramp

primary

#A11A2B

secondary

#51C6B7

accent

#EFD839

background

#FDF6F5

surface

#FAEBEA

border

#D3C6C6

text

#140705

muted

#837A79

Preview Lab

Preview with #A11A2B

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

Preview Lab → · Contrast checker → · Palette generator →