#A81D34#A81D34

#A81D34 is a mid, vivid red. Relative luminance 0.095; OKLCH L 47.7% C 0.172 H 18.8°. Best body text is #FFFFFF at 7.27:1 contrast (WCAG AA passes).

Color values

HEX	#A81D34
RGB	rgb(168, 29, 52)
HSL	hsl(350, 71%, 39%)
HSV	hsv(350, 83%, 66%)
CMYK	cmyk(0%, 82.7%, 69%, 34.1%)
CIE-LAB	lab(36.84, 55.09, 23.71)
CIE-LCH	lch(36.84, 59.98, 23.29°)
OKLab	oklab(47.71% 0.1631 0.0555)
OKLCH	oklch(47.71% 0.172 18.8)
XYZ	xyz(17.2096, 9.4542, 4.1668)
Luminance	0.0945 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A81D34 #1DA891

analogous

#A81D79 #A81D34 #A84B1D

triadic

#A81D34 #34A81D #1D34A8

tetradic

#A81D34 #79A81D #1DA891 #4B1DA8

square

#A81D34 #79A81D #1DA891 #4B1DA8

split-complementary

#A81D34 #1DA84B #1D79A8

monochromatic

#400B14 #741424 #A81D34 #DA2846 #E35C73

Accessibility & contrast

On white

7.27

#A81D34 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#A81D34 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A81D34

7.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A81D34	#FFFFFF	#000000	##FFFFFF
##A81D34	1.00	7.27	2.89	7.27
#FFFFFF	7.27	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#484434

Deuteranopia (green-blind)

#6B6130

Tritanopia (blue-blind)

#B90028

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #a81d34;
/* rgb */ color: rgb(168, 29, 52);
/* oklch */ color: oklch(47.7% 0.172 18.8);

Tailwind

colors: {
  custom: {
    50: '#ca696b',
    500: '#a81d34',
    950: '#000000',
  },
}

SCSS

$custom: #a81d34;
$custom-light: #ca696b;
$custom-dark: #000000;

JSON

{
  "hex": "#a81d34",
  "rgb": {
    "r": 168,
    "g": 29,
    "b": 52
  },
  "hsl": {
    "h": 350.072,
    "s": 70.558,
    "l": 38.627
  },
  "oklch": {
    "l": 0.4771,
    "c": 0.17228,
    "h": 18.8
  },
  "luminance": 0.09451
}

Semantic roles & 50–950 ramp

primary

#A81D34

secondary

#5AC7B5

accent

#EDD03A

background

#FDF6F6

surface

#FAECEB

border

#D3C7C6

text

#150706

muted

#837A7A

Preview Lab

Preview with #A81D34

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

Preview Lab → · Contrast checker → · Palette generator →