#A73A3A#A73A3A

#A73A3A is a mid, vivid red. Relative luminance 0.115; OKLCH L 50.4% C 0.144 H 23.8°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#A73A3A
RGB	rgb(167, 58, 58)
HSL	hsl(0, 48%, 44%)
HSV	hsv(0, 65%, 65%)
CMYK	cmyk(0%, 65.3%, 65.3%, 34.5%)
CIE-LAB	lab(40.49, 44.77, 24.50)
CIE-LCH	lch(40.49, 51.04, 28.69°)
OKLab	oklab(50.42% 0.1316 0.0581)
OKLCH	oklch(50.42% 0.144 23.8)
XYZ	xyz(18.2149, 11.5496, 5.2723)
Luminance	0.1155 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A73A3A #3AA7A7

analogous

#A73A71 #A73A3A #A7713A

triadic

#A73A3A #3AA73A #3A3AA7

tetradic

#A73A3A #71A73A #3AA7A7 #713AA7

square

#A73A3A #71A73A #3AA7A7 #713AA7

split-complementary

#A73A3A #3AA771 #3A71A7

monochromatic

#4C1A1A #7A2A2A #A73A3A #C55959 #D58686

Accessibility & contrast

On white

6.35

#A73A3A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#A73A3A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A73A3A

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A73A3A	#FFFFFF	#000000	##FFFFFF
##A73A3A	1.00	6.35	3.31	6.35
#FFFFFF	6.35	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575139

Deuteranopia (green-blind)

#726837

Tritanopia (blue-blind)

#B7213B

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #a73a3a;
/* rgb */ color: rgb(167, 58, 58);
/* oklch */ color: oklch(50.4% 0.144 23.8);

Tailwind

colors: {
  custom: {
    50: '#c87670',
    500: '#a73a3a',
    950: '#000000',
  },
}

SCSS

$custom: #a73a3a;
$custom-light: #c87670;
$custom-dark: #000000;

JSON

{
  "hex": "#a73a3a",
  "rgb": {
    "r": 167,
    "g": 58,
    "b": 58
  },
  "hsl": {
    "h": 0,
    "s": 48.444,
    "l": 44.118
  },
  "oklch": {
    "l": 0.50423,
    "c": 0.14389,
    "h": 23.8
  },
  "luminance": 0.11547
}

Semantic roles & 50–950 ramp

primary

#A73A3A

secondary

#7EBFBF

accent

#D8D850

background

#FDF7F6

surface

#FAEDEC

border

#D3C8C7

text

#140907

muted

#837B7A

Preview Lab

Preview with #A73A3A

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

Preview Lab → · Contrast checker → · Palette generator →