#AD3543#AD3543

#AD3543 is a mid, vivid red. Relative luminance 0.118; OKLCH L 51.0% C 0.155 H 18.0°. Best body text is #FFFFFF at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#AD3543
RGB	rgb(173, 53, 67)
HSL	hsl(353, 53%, 44%)
HSV	hsv(353, 69%, 68%)
CMYK	cmyk(0%, 69.4%, 61.3%, 32.2%)
CIE-LAB	lab(40.96, 49.50, 19.77)
CIE-LCH	lch(40.96, 53.30, 21.78°)
OKLab	oklab(51.03% 0.1476 0.0481)
OKLCH	oklch(51.03% 0.155 18)
XYZ	xyz(19.5217, 11.8384, 6.5662)
Luminance	0.1184 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD3543 #35AD9F

analogous

#AD357F #AD3543 #AD6335

triadic

#AD3543 #43AD35 #3543AD

tetradic

#AD3543 #7FAD35 #35AD9F #6335AD

square

#AD3543 #7FAD35 #35AD9F #6335AD

split-complementary

#AD3543 #35AD63 #357FAD

monochromatic

#4F181F #7E2731 #AD3543 #CB5462 #D9838D

Accessibility & contrast

On white

6.24

#AD3543 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#AD3543 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD3543

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD3543	#FFFFFF	#000000	##FFFFFF
##AD3543	1.00	6.24	3.37	6.24
#FFFFFF	6.24	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#545143

Deuteranopia (green-blind)

#736A40

Tritanopia (blue-blind)

#BE173B

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #ad3543;
/* rgb */ color: rgb(173, 53, 67);
/* oklch */ color: oklch(51.0% 0.155 18.0);

Tailwind

colors: {
  custom: {
    50: '#cc7477',
    500: '#ad3543',
    950: '#000000',
  },
}

SCSS

$custom: #ad3543;
$custom-light: #cc7477;
$custom-dark: #000000;

JSON

{
  "hex": "#ad3543",
  "rgb": {
    "r": 173,
    "g": 53,
    "b": 67
  },
  "hsl": {
    "h": 353,
    "s": 53.097,
    "l": 44.314
  },
  "oklch": {
    "l": 0.51026,
    "c": 0.15523,
    "h": 18
  },
  "luminance": 0.11836
}

Semantic roles & 50–950 ramp

primary

#AD3543

secondary

#7BC3BA

accent

#DDCC4B

background

#FDF7F7

surface

#FAEDED

border

#D3C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #AD3543

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

Preview Lab → · Contrast checker → · Palette generator →