#A11C19#A11C19

#A11C19 is a mid, vivid red. Relative luminance 0.085; OKLCH L 46.0% C 0.169 H 27.9°. Best body text is #FFFFFF at 7.79:1 contrast (WCAG AA passes).

Color values

HEX	#A11C19
RGB	rgb(161, 28, 25)
HSL	hsl(1, 73%, 36%)
HSV	hsv(1, 84%, 63%)
CMYK	cmyk(0%, 82.6%, 84.5%, 36.9%)
CIE-LAB	lab(34.96, 52.26, 37.38)
CIE-LCH	lch(34.96, 64.26, 35.58°)
OKLab	oklab(45.95% 0.149 0.0788)
OKLCH	oklch(45.95% 0.169 27.9)
XYZ	xyz(15.2906, 8.4803, 1.7513)
Luminance	0.0848 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A11C19 #199EA1

analogous

#A1195A #A11C19 #A16019

triadic

#A11C19 #19A11C #1C19A1

tetradic

#A11C19 #5AA119 #199EA1 #6019A1

square

#A11C19 #5AA119 #199EA1 #6019A1

split-complementary

#A11C19 #19A160 #195AA1

monochromatic

#370A09 #6C1311 #A11C19 #D62521 #E45450

Accessibility & contrast

On white

7.79

#A11C19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#A11C19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11C19

7.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A11C19	#FFFFFF	#000000	##FFFFFF
##A11C19	1.00	7.79	2.70	7.79
#FFFFFF	7.79	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#484016

Deuteranopia (green-blind)

#685C11

Tritanopia (blue-blind)

#B2001E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a11c19;
/* rgb */ color: rgb(161, 28, 25);
/* oklch */ color: oklch(46.0% 0.169 27.9);

Tailwind

colors: {
  custom: {
    50: '#c76757',
    500: '#a11c19',
    950: '#000000',
  },
}

SCSS

$custom: #a11c19;
$custom-light: #c76757;
$custom-dark: #000000;

JSON

{
  "hex": "#a11c19",
  "rgb": {
    "r": 161,
    "g": 28,
    "b": 25
  },
  "hsl": {
    "h": 1.324,
    "s": 73.118,
    "l": 36.471
  },
  "oklch": {
    "l": 0.45953,
    "c": 0.16857,
    "h": 27.9
  },
  "luminance": 0.08478
}

Semantic roles & 50–950 ramp

primary

#A11C19

secondary

#4FC4C6

accent

#ECF038

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150703

muted

#837A78

Preview Lab

Preview with #A11C19

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

Preview Lab → · Contrast checker → · Palette generator →