#A11C2B#A11C2B

#A11C2B is a mid, vivid red. Relative luminance 0.086; OKLCH L 46.2% C 0.167 H 21.7°. Best body text is #FFFFFF at 7.73:1 contrast (WCAG AA passes).

Color values

HEX	#A11C2B
RGB	rgb(161, 28, 43)
HSL	hsl(353, 70%, 37%)
HSV	hsv(353, 83%, 63%)
CMYK	cmyk(0%, 82.6%, 73.3%, 36.9%)
CIE-LAB	lab(35.17, 52.90, 27.00)
CIE-LCH	lch(35.17, 59.40, 27.04°)
OKLab	oklab(46.17% 0.155 0.0616)
OKLCH	oklch(46.17% 0.167 21.7)
XYZ	xyz(15.5511, 8.5845, 3.1232)
Luminance	0.0858 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A11C2B #1CA192

analogous

#A11C6E #A11C2B #A1501C

triadic

#A11C2B #2BA11C #1C2BA1

tetradic

#A11C2B #6EA11C #1CA192 #501CA1

square

#A11C2B #6EA11C #1CA192 #501CA1

split-complementary

#A11C2B #1CA150 #1C6EA1

monochromatic

#390A0F #6D131D #A11C2B #D52539 #E25666

Accessibility & contrast

On white

7.73

#A11C2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#A11C2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11C2B

7.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A11C2B	#FFFFFF	#000000	##FFFFFF
##A11C2B	1.00	7.73	2.72	7.73
#FFFFFF	7.73	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#46412A

Deuteranopia (green-blind)

#675D26

Tritanopia (blue-blind)

#B10023

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #a11c2b;
/* rgb */ color: rgb(161, 28, 43);
/* oklch */ color: oklch(46.2% 0.167 21.7);

Tailwind

colors: {
  custom: {
    50: '#c56764',
    500: '#a11c2b',
    950: '#000000',
  },
}

SCSS

$custom: #a11c2b;
$custom-light: #c56764;
$custom-dark: #000000;

JSON

{
  "hex": "#a11c2b",
  "rgb": {
    "r": 161,
    "g": 28,
    "b": 43
  },
  "hsl": {
    "h": 353.233,
    "s": 70.37,
    "l": 37.059
  },
  "oklch": {
    "l": 0.46173,
    "c": 0.16679,
    "h": 21.7
  },
  "luminance": 0.08582
}

Semantic roles & 50–950 ramp

primary

#A11C2B

secondary

#54C5B8

accent

#EDD93B

background

#FDF6F6

surface

#FAEBEB

border

#D3C6C6

text

#140705

muted

#837A7A

Preview Lab

Preview with #A11C2B

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

Preview Lab → · Contrast checker → · Palette generator →