#A11D3D#A11D3D

#A11D3D is a mid, vivid red. Relative luminance 0.088; OKLCH L 46.6% C 0.166 H 13.7°. Best body text is #FFFFFF at 7.61:1 contrast (WCAG AA passes).

Color values

HEX	#A11D3D
RGB	rgb(161, 29, 61)
HSL	hsl(345, 69%, 37%)
HSV	hsv(345, 82%, 63%)
CMYK	cmyk(0%, 82%, 62.1%, 36.9%)
CIE-LAB	lab(35.59, 53.61, 16.06)
CIE-LCH	lch(35.59, 55.97, 16.67°)
OKLab	oklab(46.58% 0.1612 0.0393)
OKLCH	oklch(46.58% 0.166 13.7)
XYZ	xyz(15.9813, 8.7951, 5.2701)
Luminance	0.0879 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A11D3D #1DA181

analogous

#A11D7F #A11D3D #A13F1D

triadic

#A11D3D #3DA11D #1D3DA1

tetradic

#A11D3D #7FA11D #1DA181 #3F1DA1

square

#A11D3D #7FA11D #1DA181 #3F1DA1

split-complementary

#A11D3D #1DA13F #1D7FA1

monochromatic

#390A16 #6D1429 #A11D3D #D52651 #E15879

Accessibility & contrast

On white

7.61

#A11D3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#A11D3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11D3D

7.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A11D3D	#FFFFFF	#000000	##FFFFFF
##A11D3D	1.00	7.61	2.76	7.61
#FFFFFF	7.61	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#44423D

Deuteranopia (green-blind)

#655D39

Tritanopia (blue-blind)

#B1002B

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #a11d3d;
/* rgb */ color: rgb(161, 29, 61);
/* oklch */ color: oklch(46.6% 0.166 13.7);

Tailwind

colors: {
  custom: {
    50: '#c46872',
    500: '#a11d3d',
    950: '#000000',
  },
}

SCSS

$custom: #a11d3d;
$custom-light: #c46872;
$custom-dark: #000000;

JSON

{
  "hex": "#a11d3d",
  "rgb": {
    "r": 161,
    "g": 29,
    "b": 61
  },
  "hsl": {
    "h": 345.455,
    "s": 69.474,
    "l": 37.255
  },
  "oklch": {
    "l": 0.46583,
    "c": 0.16595,
    "h": 13.7
  },
  "luminance": 0.08793
}

Semantic roles & 50–950 ramp

primary

#A11D3D

secondary

#55C4A9

accent

#ECC13C

background

#FDF6F6

surface

#FAEBEC

border

#D3C6C7

text

#140707

muted

#837A7A

Preview Lab

Preview with #A11D3D

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

Preview Lab → · Contrast checker → · Palette generator →