#A11A33#A11A33

#A11A33 is a mid, vivid red. Relative luminance 0.086; OKLCH L 46.2% C 0.168 H 17.9°. Best body text is #FFFFFF at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#A11A33
RGB	rgb(161, 26, 51)
HSL	hsl(349, 72%, 37%)
HSV	hsv(349, 84%, 63%)
CMYK	cmyk(0%, 83.9%, 68.3%, 36.9%)
CIE-LAB	lab(35.12, 53.81, 21.88)
CIE-LCH	lch(35.12, 58.09, 22.13°)
OKLab	oklab(46.18% 0.1598 0.0516)
OKLCH	oklch(46.18% 0.168 17.9)
XYZ	xyz(15.6667, 8.5573, 3.9581)
Luminance	0.0856 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A11A33 #1AA188

analogous

#A11A77 #A11A33 #A1451A

triadic

#A11A33 #33A11A #1A33A1

tetradic

#A11A33 #77A11A #1AA188 #451AA1

square

#A11A33 #77A11A #1AA188 #451AA1

split-complementary

#A11A33 #1AA145 #1A77A1

monochromatic

#380912 #6C1122 #A11A33 #D62344 #E3526D

Accessibility & contrast

On white

7.75

#A11A33 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#A11A33 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11A33

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A11A33	#FFFFFF	#000000	##FFFFFF
##A11A33	1.00	7.75	2.71	7.75
#FFFFFF	7.75	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444133

Deuteranopia (green-blind)

#665D2F

Tritanopia (blue-blind)

#B10025

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #a11a33;
/* rgb */ color: rgb(161, 26, 51);
/* oklch */ color: oklch(46.2% 0.168 17.9);

Tailwind

colors: {
  custom: {
    50: '#c5676a',
    500: '#a11a33',
    950: '#000000',
  },
}

SCSS

$custom: #a11a33;
$custom-light: #c5676a;
$custom-dark: #000000;

JSON

{
  "hex": "#a11a33",
  "rgb": {
    "r": 161,
    "g": 26,
    "b": 51
  },
  "hsl": {
    "h": 348.889,
    "s": 72.193,
    "l": 36.667
  },
  "oklch": {
    "l": 0.46175,
    "c": 0.16788,
    "h": 17.9
  },
  "luminance": 0.08555
}

Semantic roles & 50–950 ramp

primary

#A11A33

secondary

#51C6B0

accent

#EFCD39

background

#FDF6F6

surface

#FAEBEB

border

#D3C6C6

text

#140706

muted

#837A7A

Preview Lab

Preview with #A11A33

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

Preview Lab → · Contrast checker → · Palette generator →