#A73540#A73540

#A73540 is a mid, vivid red. Relative luminance 0.111; OKLCH L 49.9% C 0.149 H 18.9°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#A73540
RGB	rgb(167, 53, 64)
HSL	hsl(354, 52%, 43%)
HSV	hsv(354, 68%, 65%)
CMYK	cmyk(0%, 68.3%, 61.7%, 34.5%)
CIE-LAB	lab(39.81, 47.31, 19.93)
CIE-LCH	lch(39.81, 51.34, 22.84°)
OKLab	oklab(49.94% 0.1408 0.0483)
OKLCH	oklch(49.94% 0.149 18.9)
XYZ	xyz(18.1366, 11.1344, 6.0436)
Luminance	0.1113 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A73540 #35A79C

analogous

#A73579 #A73540 #A76335

triadic

#A73540 #40A735 #3540A7

tetradic

#A73540 #79A735 #35A79C #6335A7

square

#A73540 #79A735 #35A79C #6335A7

split-complementary

#A73540 #35A763 #3579A7

monochromatic

#4A181C #79262E #A73540 #C8515D #D78088

Accessibility & contrast

On white

6.51

#A73540 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#A73540 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A73540

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A73540	#FFFFFF	#000000	##FFFFFF
##A73540	1.00	6.51	3.23	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534F40

Deuteranopia (green-blind)

#70673D

Tritanopia (blue-blind)

#B71A3A

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #a73540;
/* rgb */ color: rgb(167, 53, 64);
/* oklch */ color: oklch(49.9% 0.149 18.9);

Tailwind

colors: {
  custom: {
    50: '#c77374',
    500: '#a73540',
    950: '#000000',
  },
}

SCSS

$custom: #a73540;
$custom-light: #c77374;
$custom-dark: #000000;

JSON

{
  "hex": "#a73540",
  "rgb": {
    "r": 167,
    "g": 53,
    "b": 64
  },
  "hsl": {
    "h": 354.211,
    "s": 51.818,
    "l": 43.137
  },
  "oklch": {
    "l": 0.49944,
    "c": 0.14889,
    "h": 18.9
  },
  "luminance": 0.11132
}

Semantic roles & 50–950 ramp

primary

#A73540

secondary

#78C0B9

accent

#DBCD4D

background

#FDF7F7

surface

#FAEDED

border

#D3C8C8

text

#140908

muted

#837B7B

Preview Lab

Preview with #A73540

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

Preview Lab → · Contrast checker → · Palette generator →