#A11533#A11533

#A11533 is a mid, vivid red. Relative luminance 0.084; OKLCH L 45.9% C 0.171 H 17.1°. Best body text is #FFFFFF at 7.86:1 contrast (WCAG AA passes).

Color values

HEX	#A11533
RGB	rgb(161, 21, 51)
HSL	hsl(347, 77%, 36%)
HSV	hsv(347, 87%, 63%)
CMYK	cmyk(0%, 87%, 68.3%, 36.9%)
CIE-LAB	lab(34.71, 54.97, 21.37)
CIE-LCH	lch(34.71, 58.98, 21.24°)
OKLab	oklab(45.88% 0.1635 0.0504)
OKLCH	oklch(45.88% 0.171 17.1)
XYZ	xyz(15.5654, 8.3549, 3.9244)
Luminance	0.0835 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A11533 #15A183

analogous

#A11579 #A11533 #A13D15

triadic

#A11533 #33A115 #1533A1

tetradic

#A11533 #79A115 #15A183 #3D15A1

square

#A11533 #79A115 #15A183 #3D15A1

split-complementary

#A11533 #15A13D #1579A1

monochromatic

#350711 #6B0E22 #A11533 #D71C44 #E7496B

Accessibility & contrast

On white

7.86

#A11533 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#A11533 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11533

7.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A11533	#FFFFFF	#000000	##FFFFFF
##A11533	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)

#433F33

Deuteranopia (green-blind)

#655C2F

Tritanopia (blue-blind)

#B10023

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a11533;
/* rgb */ color: rgb(161, 21, 51);
/* oklch */ color: oklch(45.9% 0.171 17.1);

Tailwind

colors: {
  custom: {
    50: '#c5656a',
    500: '#a11533',
    950: '#000000',
  },
}

SCSS

$custom: #a11533;
$custom-light: #c5656a;
$custom-dark: #000000;

JSON

{
  "hex": "#a11533",
  "rgb": {
    "r": 161,
    "g": 21,
    "b": 51
  },
  "hsl": {
    "h": 347.143,
    "s": 76.923,
    "l": 35.686
  },
  "oklch": {
    "l": 0.45875,
    "c": 0.1711,
    "h": 17.1
  },
  "luminance": 0.08352
}

Semantic roles & 50–950 ramp

primary

#A11533

secondary

#49C8AD

accent

#F3CB34

background

#FDF6F6

surface

#FAEBEB

border

#D3C6C6

text

#140706

muted

#837A7A

Preview Lab

Preview with #A11533

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

Preview Lab → · Contrast checker → · Palette generator →