#A11D2B#A11D2B

#A11D2B is a mid, vivid red. Relative luminance 0.086; OKLCH L 46.2% C 0.166 H 21.9°. Best body text is #FFFFFF at 7.70:1 contrast (WCAG AA passes).

Color values

HEX	#A11D2B
RGB	rgb(161, 29, 43)
HSL	hsl(354, 69%, 37%)
HSV	hsv(354, 82%, 63%)
CMYK	cmyk(0%, 82%, 73.3%, 36.9%)
CIE-LAB	lab(35.27, 52.63, 27.12)
CIE-LCH	lch(35.27, 59.21, 27.26°)
OKLab	oklab(46.24% 0.1541 0.0619)
OKLCH	oklch(46.24% 0.166 21.9)
XYZ	xyz(15.5752, 8.6327, 3.1312)
Luminance	0.0863 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A11D2B #1DA193

analogous

#A11D6D #A11D2B #A1511D

triadic

#A11D2B #2BA11D #1D2BA1

tetradic

#A11D2B #6DA11D #1DA193 #511DA1

square

#A11D2B #6DA11D #1DA193 #511DA1

split-complementary

#A11D2B #1DA151 #1D6DA1

monochromatic

#390A0F #6D141D #A11D2B #D52639 #E15866

Accessibility & contrast

On white

7.70

#A11D2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#A11D2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11D2B

7.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A11D2B	#FFFFFF	#000000	##FFFFFF
##A11D2B	1.00	7.70	2.73	7.70
#FFFFFF	7.70	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#47412A

Deuteranopia (green-blind)

#675D26

Tritanopia (blue-blind)

#B10024

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #a11d2b;
/* rgb */ color: rgb(161, 29, 43);
/* oklch */ color: oklch(46.2% 0.166 21.9);

Tailwind

colors: {
  custom: {
    50: '#c56864',
    500: '#a11d2b',
    950: '#000000',
  },
}

SCSS

$custom: #a11d2b;
$custom-light: #c56864;
$custom-dark: #000000;

JSON

{
  "hex": "#a11d2b",
  "rgb": {
    "r": 161,
    "g": 29,
    "b": 43
  },
  "hsl": {
    "h": 353.636,
    "s": 69.474,
    "l": 37.255
  },
  "oklch": {
    "l": 0.46244,
    "c": 0.16609,
    "h": 21.9
  },
  "luminance": 0.0863
}

Semantic roles & 50–950 ramp

primary

#A11D2B

secondary

#55C4B9

accent

#ECDA3C

background

#FDF6F6

surface

#FAEBEB

border

#D3C6C6

text

#140705

muted

#837A7A

Preview Lab

Preview with #A11D2B

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

Preview Lab → · Contrast checker → · Palette generator →