#A11A13#A11A13

#A11A13 is a mid, vivid red. Relative luminance 0.084; OKLCH L 45.8% C 0.170 H 29.0°. Best body text is #FFFFFF at 7.86:1 contrast (WCAG AA passes).

Color values

HEX	#A11A13
RGB	rgb(161, 26, 19)
HSL	hsl(3, 79%, 35%)
HSV	hsv(3, 88%, 63%)
CMYK	cmyk(0%, 83.9%, 88.2%, 36.9%)
CIE-LAB	lab(34.73, 52.64, 40.27)
CIE-LCH	lch(34.73, 66.28, 37.42°)
OKLab	oklab(45.77% 0.1491 0.0826)
OKLCH	oklch(45.77% 0.17 29)
XYZ	xyz(15.1868, 8.3654, 1.4310)
Luminance	0.0836 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A11A13 #139AA1

analogous

#A11353 #A11A13 #A16113

triadic

#A11A13 #13A11A #1A13A1

tetradic

#A11A13 #53A113 #139AA1 #6113A1

square

#A11A13 #53A113 #139AA1 #6113A1

split-complementary

#A11A13 #13A161 #1353A1

monochromatic

#340806 #6A110D #A11A13 #D82319 #E94D45

Accessibility & contrast

On white

7.86

#A11A13 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#A11A13 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11A13

7.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A11A13	#FFFFFF	#000000	##FFFFFF
##A11A13	1.00	7.86	2.67	7.86
#FFFFFF	7.86	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#473F0F

Deuteranopia (green-blind)

#685C08

Tritanopia (blue-blind)

#B2001B

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a11a13;
/* rgb */ color: rgb(161, 26, 19);
/* oklch */ color: oklch(45.8% 0.170 29.0);

Tailwind

colors: {
  custom: {
    50: '#c76653',
    500: '#a11a13',
    950: '#000000',
  },
}

SCSS

$custom: #a11a13;
$custom-light: #c76653;
$custom-dark: #000000;

JSON

{
  "hex": "#a11a13",
  "rgb": {
    "r": 161,
    "g": 26,
    "b": 19
  },
  "hsl": {
    "h": 2.958,
    "s": 78.889,
    "l": 35.294
  },
  "oklch": {
    "l": 0.45767,
    "c": 0.17049,
    "h": 29
  },
  "luminance": 0.08363
}

Semantic roles & 50–950 ramp

primary

#A11A13

secondary

#46C3CA

accent

#ECF532

background

#FDF6F4

surface

#FBEBE7

border

#D4C6C3

text

#150702

muted

#837A78

Preview Lab

Preview with #A11A13

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

Preview Lab → · Contrast checker → · Palette generator →