#A11E1A#A11E1A

#A11E1A is a mid, vivid red. Relative luminance 0.086; OKLCH L 46.1% C 0.167 H 28.0°. Best body text is #FFFFFF at 7.73:1 contrast (WCAG AA passes).

Color values

HEX	#A11E1A
RGB	rgb(161, 30, 26)
HSL	hsl(2, 72%, 37%)
HSV	hsv(2, 84%, 63%)
CMYK	cmyk(0%, 81.4%, 83.9%, 36.9%)
CIE-LAB	lab(35.17, 51.74, 37.03)
CIE-LCH	lch(35.17, 63.63, 35.59°)
OKLab	oklab(46.11% 0.1476 0.0784)
OKLCH	oklch(46.11% 0.167 28)
XYZ	xyz(15.3506, 8.5827, 1.8255)
Luminance	0.0858 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A11E1A #1A9DA1

analogous

#A11A5A #A11E1A #A1621A

triadic

#A11E1A #1AA11E #1E1AA1

tetradic

#A11E1A #5AA11A #1A9DA1 #621AA1

square

#A11E1A #5AA11A #1A9DA1 #621AA1

split-complementary

#A11E1A #1AA162 #1A5AA1

monochromatic

#380A09 #6C1411 #A11E1A #D62823 #E35752

Accessibility & contrast

On white

7.73

#A11E1A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#A11E1A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11E1A

7.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A11E1A	#FFFFFF	#000000	##FFFFFF
##A11E1A	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)

#494018

Deuteranopia (green-blind)

#685D13

Tritanopia (blue-blind)

#B2001F

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #a11e1a;
/* rgb */ color: rgb(161, 30, 26);
/* oklch */ color: oklch(46.1% 0.167 28.0);

Tailwind

colors: {
  custom: {
    50: '#c66758',
    500: '#a11e1a',
    950: '#000000',
  },
}

SCSS

$custom: #a11e1a;
$custom-light: #c66758;
$custom-dark: #000000;

JSON

{
  "hex": "#a11e1a",
  "rgb": {
    "r": 161,
    "g": 30,
    "b": 26
  },
  "hsl": {
    "h": 1.778,
    "s": 72.193,
    "l": 36.667
  },
  "oklch": {
    "l": 0.46108,
    "c": 0.16711,
    "h": 28
  },
  "luminance": 0.0858
}

Semantic roles & 50–950 ramp

primary

#A11E1A

secondary

#51C2C6

accent

#EAEF39

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150703

muted

#837A78

Preview Lab

Preview with #A11E1A

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

Preview Lab → · Contrast checker → · Palette generator →