#AD3F43#AD3F43

#AD3F43 is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.2% C 0.144 H 21.5°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#AD3F43
RGB	rgb(173, 63, 67)
HSL	hsl(358, 47%, 46%)
HSV	hsv(358, 64%, 68%)
CMYK	cmyk(0%, 63.6%, 61.3%, 32.2%)
CIE-LAB	lab(42.53, 45.23, 21.82)
CIE-LCH	lch(42.53, 50.22, 25.76°)
OKLab	oklab(52.2% 0.1341 0.0528)
OKLCH	oklch(52.2% 0.144 21.5)
XYZ	xyz(20.0261, 12.8472, 6.7343)
Luminance	0.1284 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD3F43 #3FADA9

analogous

#AD3F7A #AD3F43 #AD723F

triadic

#AD3F43 #43AD3F #3F43AD

tetradic

#AD3F43 #7AAD3F #3FADA9 #723FAD

square

#AD3F43 #7AAD3F #3FADA9 #723FAD

split-complementary

#AD3F43 #3FAD72 #3F7AAD

monochromatic

#531E20 #802F32 #AD3F43 #C66367 #D79092

Accessibility & contrast

On white

5.88

#AD3F43 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#AD3F43 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD3F43

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD3F43	#FFFFFF	#000000	##FFFFFF
##AD3F43	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5642

Deuteranopia (green-blind)

#776D40

Tritanopia (blue-blind)

#BD2941

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #ad3f43;
/* rgb */ color: rgb(173, 63, 67);
/* oklch */ color: oklch(52.2% 0.144 21.5);

Tailwind

colors: {
  custom: {
    50: '#cb7977',
    500: '#ad3f43',
    950: '#000000',
  },
}

SCSS

$custom: #ad3f43;
$custom-light: #cb7977;
$custom-dark: #000000;

JSON

{
  "hex": "#ad3f43",
  "rgb": {
    "r": 173,
    "g": 63,
    "b": 67
  },
  "hsl": {
    "h": 357.818,
    "s": 46.61,
    "l": 46.275
  },
  "oklch": {
    "l": 0.52203,
    "c": 0.14408,
    "h": 21.5
  },
  "luminance": 0.12844
}

Semantic roles & 50–950 ramp

primary

#AD3F43

secondary

#86C2BF

accent

#D6D152

background

#FDF7F7

surface

#FAEEED

border

#D3C9C8

text

#140908

muted

#837B7B

Preview Lab

Preview with #AD3F43

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

Preview Lab → · Contrast checker → · Palette generator →