#A11933#A11933

#A11933 is a mid, vivid red. Relative luminance 0.085; OKLCH L 46.1% C 0.169 H 17.7°. Best body text is #FFFFFF at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#A11933
RGB	rgb(161, 25, 51)
HSL	hsl(349, 73%, 36%)
HSV	hsv(349, 84%, 63%)
CMYK	cmyk(0%, 84.5%, 68.3%, 36.9%)
CIE-LAB	lab(35.03, 54.06, 21.77)
CIE-LCH	lch(35.03, 58.28, 21.94°)
OKLab	oklab(46.11% 0.1606 0.0513)
OKLCH	oklch(46.11% 0.169 17.7)
XYZ	xyz(15.6449, 8.5138, 3.9509)
Luminance	0.0851 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A11933 #19A187

analogous

#A11977 #A11933 #A14319

triadic

#A11933 #33A119 #1933A1

tetradic

#A11933 #77A119 #19A187 #4319A1

square

#A11933 #77A119 #19A187 #4319A1

split-complementary

#A11933 #19A143 #1977A1

monochromatic

#370911 #6C1122 #A11933 #D62144 #E4506D

Accessibility & contrast

On white

7.77

#A11933 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#A11933 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11933

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A11933	#FFFFFF	#000000	##FFFFFF
##A11933	1.00	7.77	2.70	7.77
#FFFFFF	7.77	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444033

Deuteranopia (green-blind)

#665C2F

Tritanopia (blue-blind)

#B10025

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a11933;
/* rgb */ color: rgb(161, 25, 51);
/* oklch */ color: oklch(46.1% 0.169 17.7);

Tailwind

colors: {
  custom: {
    50: '#c5666a',
    500: '#a11933',
    950: '#000000',
  },
}

SCSS

$custom: #a11933;
$custom-light: #c5666a;
$custom-dark: #000000;

JSON

{
  "hex": "#a11933",
  "rgb": {
    "r": 161,
    "g": 25,
    "b": 51
  },
  "hsl": {
    "h": 348.529,
    "s": 73.118,
    "l": 36.471
  },
  "oklch": {
    "l": 0.4611,
    "c": 0.16857,
    "h": 17.7
  },
  "luminance": 0.08511
}

Semantic roles & 50–950 ramp

primary

#A11933

secondary

#4FC6B0

accent

#F0CD38

background

#FDF6F6

surface

#FAEBEB

border

#D3C6C6

text

#140706

muted

#837A7A

Preview Lab

Preview with #A11933

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

Preview Lab → · Contrast checker → · Palette generator →