#A11B36#A11B36

#A11B36 is a mid, vivid red. Relative luminance 0.086; OKLCH L 46.3% C 0.167 H 16.7°. Best body text is #FFFFFF at 7.71:1 contrast (WCAG AA passes).

Color values

HEX	#A11B36
RGB	rgb(161, 27, 54)
HSL	hsl(348, 71%, 37%)
HSV	hsv(348, 83%, 63%)
CMYK	cmyk(0%, 83.2%, 66.5%, 36.9%)
CIE-LAB	lab(35.26, 53.72, 20.14)
CIE-LCH	lch(35.26, 57.37, 20.55°)
OKLab	oklab(46.3% 0.1601 0.048)
OKLCH	oklch(46.3% 0.167 16.7)
XYZ	xyz(15.7575, 8.6297, 4.3253)
Luminance	0.0863 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A11B36 #1BA186

analogous

#A11B79 #A11B36 #A1431B

triadic

#A11B36 #36A11B #1B36A1

tetradic

#A11B36 #79A11B #1BA186 #431BA1

square

#A11B36 #79A11B #1BA186 #431BA1

split-complementary

#A11B36 #1BA143 #1B79A1

monochromatic

#380913 #6D1224 #A11B36 #D52448 #E25471

Accessibility & contrast

On white

7.71

#A11B36 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#A11B36 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11B36

7.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A11B36	#FFFFFF	#000000	##FFFFFF
##A11B36	1.00	7.71	2.73	7.71
#FFFFFF	7.71	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444136

Deuteranopia (green-blind)

#665D32

Tritanopia (blue-blind)

#B10027

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #a11b36;
/* rgb */ color: rgb(161, 27, 54);
/* oklch */ color: oklch(46.3% 0.167 16.7);

Tailwind

colors: {
  custom: {
    50: '#c5676c',
    500: '#a11b36',
    950: '#000000',
  },
}

SCSS

$custom: #a11b36;
$custom-light: #c5676c;
$custom-dark: #000000;

JSON

{
  "hex": "#a11b36",
  "rgb": {
    "r": 161,
    "g": 27,
    "b": 54
  },
  "hsl": {
    "h": 347.91,
    "s": 71.277,
    "l": 36.863
  },
  "oklch": {
    "l": 0.46298,
    "c": 0.16718,
    "h": 16.7
  },
  "luminance": 0.08627
}

Semantic roles & 50–950 ramp

primary

#A11B36

secondary

#52C5AE

accent

#EECA3A

background

#FDF6F6

surface

#FAEBEB

border

#D3C6C6

text

#140707

muted

#837A7A

Preview Lab

Preview with #A11B36

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

Preview Lab → · Contrast checker → · Palette generator →