#A73A2B#A73A2B

#A73A2B is a mid, vivid red. Relative luminance 0.114; OKLCH L 50.2% C 0.146 H 30.7°. Best body text is #FFFFFF at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#A73A2B
RGB	rgb(167, 58, 43)
HSL	hsl(7, 59%, 41%)
HSV	hsv(7, 74%, 65%)
CMYK	cmyk(0%, 65.3%, 74.3%, 34.5%)
CIE-LAB	lab(40.28, 43.96, 33.15)
CIE-LCH	lch(40.28, 55.06, 37.02°)
OKLab	oklab(50.19% 0.126 0.0747)
OKLCH	oklch(50.19% 0.146 30.7)
XYZ	xyz(17.8874, 11.4186, 3.5471)
Luminance	0.1142 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A73A2B #2B98A7

analogous

#A72B5A #A73A2B #A7782B

triadic

#A73A2B #2BA73A #3A2BA7

tetradic

#A73A2B #5AA72B #2B98A7 #782BA7

square

#A73A2B #5AA72B #2B98A7 #782BA7

split-complementary

#A73A2B #2BA778 #2B5AA7

monochromatic

#461812 #76291E #A73A2B #CE5241 #DB7E72

Accessibility & contrast

On white

6.40

#A73A2B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#A73A2B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A73A2B

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A73A2B	#FFFFFF	#000000	##FFFFFF
##A73A2B	1.00	6.40	3.28	6.40
#FFFFFF	6.40	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585029

Deuteranopia (green-blind)

#736827

Tritanopia (blue-blind)

#B81E37

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #a73a2b;
/* rgb */ color: rgb(167, 58, 43);
/* oklch */ color: oklch(50.2% 0.146 30.7);

Tailwind

colors: {
  custom: {
    50: '#c97665',
    500: '#a73a2b',
    950: '#000000',
  },
}

SCSS

$custom: #a73a2b;
$custom-light: #c97665;
$custom-dark: #000000;

JSON

{
  "hex": "#a73a2b",
  "rgb": {
    "r": 167,
    "g": 58,
    "b": 43
  },
  "hsl": {
    "h": 7.258,
    "s": 59.048,
    "l": 41.176
  },
  "oklch": {
    "l": 0.50193,
    "c": 0.14646,
    "h": 30.7
  },
  "luminance": 0.11416
}

Semantic roles & 50–950 ramp

primary

#A73A2B

secondary

#6CB8C2

accent

#CFE246

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#150905

muted

#837B7A

Preview Lab

Preview with #A73A2B

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

Preview Lab → · Contrast checker → · Palette generator →