#A73A30#A73A30

#A73A30 is a mid, vivid red. Relative luminance 0.115; OKLCH L 50.3% C 0.145 H 28.6°. Best body text is #FFFFFF at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#A73A30
RGB	rgb(167, 58, 48)
HSL	hsl(5, 55%, 42%)
HSV	hsv(5, 71%, 65%)
CMYK	cmyk(0%, 65.3%, 71.3%, 34.5%)
CIE-LAB	lab(40.34, 44.20, 30.32)
CIE-LCH	lch(40.34, 53.60, 34.45°)
OKLab	oklab(50.26% 0.1278 0.0695)
OKLCH	oklch(50.26% 0.145 28.6)
XYZ	xyz(17.9848, 11.4575, 4.0602)
Luminance	0.1145 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A73A30 #309DA7

analogous

#A73062 #A73A30 #A77630

triadic

#A73A30 #30A73A #3A30A7

tetradic

#A73A30 #62A730 #309DA7 #7630A7

square

#A73A30 #62A730 #309DA7 #7630A7

split-complementary

#A73A30 #30A776 #3062A7

monochromatic

#481915 #772922 #A73A30 #CB5449 #D88179

Accessibility & contrast

On white

6.38

#A73A30 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#A73A30 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A73A30

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A73A30	#FFFFFF	#000000	##FFFFFF
##A73A30	1.00	6.38	3.29	6.38
#FFFFFF	6.38	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58502E

Deuteranopia (green-blind)

#73682D

Tritanopia (blue-blind)

#B81F38

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #a73a30;
/* rgb */ color: rgb(167, 58, 48);
/* oklch */ color: oklch(50.3% 0.145 28.6);

Tailwind

colors: {
  custom: {
    50: '#c87669',
    500: '#a73a30',
    950: '#000000',
  },
}

SCSS

$custom: #a73a30;
$custom-light: #c87669;
$custom-dark: #000000;

JSON

{
  "hex": "#a73a30",
  "rgb": {
    "r": 167,
    "g": 58,
    "b": 48
  },
  "hsl": {
    "h": 5.042,
    "s": 55.349,
    "l": 42.157
  },
  "oklch": {
    "l": 0.50261,
    "c": 0.14548,
    "h": 28.6
  },
  "luminance": 0.11455
}

Semantic roles & 50–950 ramp

primary

#A73A30

secondary

#72BAC1

accent

#D2DF49

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140906

muted

#837B7A

Preview Lab

Preview with #A73A30

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

Preview Lab → · Contrast checker → · Palette generator →