#A11A3B#A11A3B

#A11A3B is a mid, vivid red. Relative luminance 0.086; OKLCH L 46.3% C 0.168 H 14.2°. Best body text is #FFFFFF at 7.70:1 contrast (WCAG AA passes).

Color values

HEX	#A11A3B
RGB	rgb(161, 26, 59)
HSL	hsl(345, 72%, 37%)
HSV	hsv(345, 84%, 63%)
CMYK	cmyk(0%, 83.9%, 63.4%, 36.9%)
CIE-LAB	lab(35.27, 54.27, 16.93)
CIE-LCH	lch(35.27, 56.85, 17.32°)
OKLab	oklab(46.34% 0.163 0.0411)
OKLCH	oklch(46.34% 0.168 14.2)
XYZ	xyz(15.8585, 8.6341, 4.9683)
Luminance	0.0863 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A11A3B #1AA180

analogous

#A11A7F #A11A3B #A13C1A

triadic

#A11A3B #3BA11A #1A3BA1

tetradic

#A11A3B #7FA11A #1AA180 #3C1AA1

square

#A11A3B #7FA11A #1AA180 #3C1AA1

split-complementary

#A11A3B #1AA13C #1A7FA1

monochromatic

#380914 #6C1128 #A11A3B #D6234E #E35276

Accessibility & contrast

On white

7.70

#A11A3B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#A11A3B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11A3B

7.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A11A3B	#FFFFFF	#000000	##FFFFFF
##A11A3B	1.00	7.70	2.73	7.70
#FFFFFF	7.70	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#43413B

Deuteranopia (green-blind)

#655D37

Tritanopia (blue-blind)

#B10029

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #a11a3b;
/* rgb */ color: rgb(161, 26, 59);
/* oklch */ color: oklch(46.3% 0.168 14.2);

Tailwind

colors: {
  custom: {
    50: '#c46770',
    500: '#a11a3b',
    950: '#000000',
  },
}

SCSS

$custom: #a11a3b;
$custom-light: #c46770;
$custom-dark: #000000;

JSON

{
  "hex": "#a11a3b",
  "rgb": {
    "r": 161,
    "g": 26,
    "b": 59
  },
  "hsl": {
    "h": 345.333,
    "s": 72.193,
    "l": 36.667
  },
  "oklch": {
    "l": 0.46336,
    "c": 0.16808,
    "h": 14.2
  },
  "luminance": 0.08632
}

Semantic roles & 50–950 ramp

primary

#A11A3B

secondary

#51C6A9

accent

#EFC239

background

#FDF6F6

surface

#FAEBEC

border

#D3C6C7

text

#140707

muted

#837A7A

Preview Lab

Preview with #A11A3B

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

Preview Lab → · Contrast checker → · Palette generator →