#A11931#A11931

#A11931 is a mid, vivid red. Relative luminance 0.085; OKLCH L 46.1% C 0.169 H 18.6°. Best body text is #FFFFFF at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#A11931
RGB	rgb(161, 25, 49)
HSL	hsl(349, 73%, 36%)
HSV	hsv(349, 84%, 63%)
CMYK	cmyk(0%, 84.5%, 69.6%, 36.9%)
CIE-LAB	lab(35.00, 53.95, 23.01)
CIE-LCH	lch(35.00, 58.66, 23.09°)
OKLab	oklab(46.07% 0.1598 0.0538)
OKLCH	oklch(46.07% 0.169 18.6)
XYZ	xyz(15.6017, 8.4966, 3.7236)
Luminance	0.0849 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A11931 #19A189

analogous

#A11975 #A11931 #A14519

triadic

#A11931 #31A119 #1931A1

tetradic

#A11931 #75A119 #19A189 #4519A1

square

#A11931 #75A119 #19A189 #4519A1

split-complementary

#A11931 #19A145 #1975A1

monochromatic

#370911 #6C1121 #A11931 #D62141 #E4506B

Accessibility & contrast

On white

7.78

#A11931 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#A11931 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11931

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A11931	#FFFFFF	#000000	##FFFFFF
##A11931	1.00	7.78	2.70	7.78
#FFFFFF	7.78	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444031

Deuteranopia (green-blind)

#665C2D

Tritanopia (blue-blind)

#B10024

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a11931;
/* rgb */ color: rgb(161, 25, 49);
/* oklch */ color: oklch(46.1% 0.169 18.6);

Tailwind

colors: {
  custom: {
    50: '#c56668',
    500: '#a11931',
    950: '#000000',
  },
}

SCSS

$custom: #a11931;
$custom-light: #c56668;
$custom-dark: #000000;

JSON

{
  "hex": "#a11931",
  "rgb": {
    "r": 161,
    "g": 25,
    "b": 49
  },
  "hsl": {
    "h": 349.412,
    "s": 73.118,
    "l": 36.471
  },
  "oklch": {
    "l": 0.46074,
    "c": 0.16859,
    "h": 18.6
  },
  "luminance": 0.08494
}

Semantic roles & 50–950 ramp

primary

#A11931

secondary

#4FC6B1

accent

#F0CF38

background

#FDF6F6

surface

#FAEBEB

border

#D3C6C6

text

#140706

muted

#837A7A

Preview Lab

Preview with #A11931

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

Preview Lab → · Contrast checker → · Palette generator →