#A11D1A#A11D1A

#A11D1A is a mid, vivid red. Relative luminance 0.085; OKLCH L 46.0% C 0.168 H 27.8°. Best body text is #FFFFFF at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#A11D1A
RGB	rgb(161, 29, 26)
HSL	hsl(1, 72%, 37%)
HSV	hsv(1, 84%, 63%)
CMYK	cmyk(0%, 82%, 83.9%, 36.9%)
CIE-LAB	lab(35.07, 52.02, 36.94)
CIE-LCH	lch(35.07, 63.80, 35.38°)
OKLab	oklab(46.03% 0.1485 0.0782)
OKLCH	oklch(46.03% 0.168 27.8)
XYZ	xyz(15.3257, 8.5329, 1.8172)
Luminance	0.0853 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A11D1A #1A9EA1

analogous

#A11A5B #A11D1A #A1611A

triadic

#A11D1A #1AA11D #1D1AA1

tetradic

#A11D1A #5BA11A #1A9EA1 #611AA1

square

#A11D1A #5BA11A #1A9EA1 #611AA1

split-complementary

#A11D1A #1AA161 #1A5BA1

monochromatic

#380A09 #6C1411 #A11D1A #D62623 #E35652

Accessibility & contrast

On white

7.76

#A11D1A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#A11D1A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11D1A

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A11D1A	#FFFFFF	#000000	##FFFFFF
##A11D1A	1.00	7.76	2.71	7.76
#FFFFFF	7.76	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#484018

Deuteranopia (green-blind)

#685D13

Tritanopia (blue-blind)

#B2001E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a11d1a;
/* rgb */ color: rgb(161, 29, 26);
/* oklch */ color: oklch(46.0% 0.168 27.8);

Tailwind

colors: {
  custom: {
    50: '#c66758',
    500: '#a11d1a',
    950: '#000000',
  },
}

SCSS

$custom: #a11d1a;
$custom-light: #c66758;
$custom-dark: #000000;

JSON

{
  "hex": "#a11d1a",
  "rgb": {
    "r": 161,
    "g": 29,
    "b": 26
  },
  "hsl": {
    "h": 1.333,
    "s": 72.193,
    "l": 36.667
  },
  "oklch": {
    "l": 0.46034,
    "c": 0.16779,
    "h": 27.8
  },
  "luminance": 0.0853
}

Semantic roles & 50–950 ramp

primary

#A11D1A

secondary

#51C3C6

accent

#EBEF39

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150703

muted

#837A78

Preview Lab

Preview with #A11D1A

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

Preview Lab → · Contrast checker → · Palette generator →