#A1211C#A1211C

#A1211C is a mid, vivid red. Relative luminance 0.087; OKLCH L 46.4% C 0.165 H 28.1°. Best body text is #FFFFFF at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#A1211C
RGB	rgb(161, 33, 28)
HSL	hsl(2, 70%, 37%)
HSV	hsv(2, 83%, 63%)
CMYK	cmyk(0%, 79.5%, 82.6%, 36.9%)
CIE-LAB	lab(35.50, 50.91, 36.25)
CIE-LCH	lch(35.50, 62.50, 35.46°)
OKLab	oklab(46.36% 0.1454 0.0775)
OKLCH	oklch(46.36% 0.165 28.1)
XYZ	xyz(15.4533, 8.7511, 1.9739)
Luminance	0.0875 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1211C #1C9CA1

analogous

#A11C59 #A1211C #A1641C

triadic

#A1211C #1CA121 #211CA1

tetradic

#A1211C #59A11C #1C9CA1 #641CA1

square

#A1211C #59A11C #1C9CA1 #641CA1

split-complementary

#A1211C #1CA164 #1C59A1

monochromatic

#390C0A #6D1613 #A1211C #D52C25 #E25B56

Accessibility & contrast

On white

7.64

#A1211C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#A1211C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A1211C

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1211C	#FFFFFF	#000000	##FFFFFF
##A1211C	1.00	7.64	2.75	7.64
#FFFFFF	7.64	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A421A

Deuteranopia (green-blind)

#695D15

Tritanopia (blue-blind)

#B20022

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #a1211c;
/* rgb */ color: rgb(161, 33, 28);
/* oklch */ color: oklch(46.4% 0.165 28.1);

Tailwind

colors: {
  custom: {
    50: '#c66959',
    500: '#a1211c',
    950: '#000000',
  },
}

SCSS

$custom: #a1211c;
$custom-light: #c66959;
$custom-dark: #000000;

JSON

{
  "hex": "#a1211c",
  "rgb": {
    "r": 161,
    "g": 33,
    "b": 28
  },
  "hsl": {
    "h": 2.256,
    "s": 70.37,
    "l": 37.059
  },
  "oklch": {
    "l": 0.4636,
    "c": 0.16473,
    "h": 28.1
  },
  "luminance": 0.08749
}

Semantic roles & 50–950 ramp

primary

#A1211C

secondary

#54C1C5

accent

#E6ED3B

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150703

muted

#837A78

Preview Lab

Preview with #A1211C

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

Preview Lab → · Contrast checker → · Palette generator →