#AD3F41#AD3F41

#AD3F41 is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.2% C 0.144 H 22.5°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#AD3F41
RGB	rgb(173, 63, 65)
HSL	hsl(359, 47%, 46%)
HSV	hsv(359, 64%, 68%)
CMYK	cmyk(0%, 63.6%, 62.4%, 32.2%)
CIE-LAB	lab(42.50, 45.09, 23.00)
CIE-LCH	lch(42.50, 50.62, 27.02°)
OKLab	oklab(52.16% 0.1333 0.0553)
OKLCH	oklch(52.16% 0.144 22.5)
XYZ	xyz(19.9671, 12.8236, 6.4238)
Luminance	0.1282 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD3F41 #3FADAB

analogous

#AD3F78 #AD3F41 #AD743F

triadic

#AD3F41 #41AD3F #3F41AD

tetradic

#AD3F41 #78AD3F #3FADAB #743FAD

square

#AD3F41 #78AD3F #3FADAB #743FAD

split-complementary

#AD3F41 #3FAD74 #3F78AD

monochromatic

#531E1F #802F30 #AD3F41 #C66365 #D79091

Accessibility & contrast

On white

5.89

#AD3F41 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#AD3F41 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD3F41

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD3F41	#FFFFFF	#000000	##FFFFFF
##AD3F41	1.00	5.89	3.56	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5640

Deuteranopia (green-blind)

#776D3E

Tritanopia (blue-blind)

#BD2841

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #ad3f41;
/* rgb */ color: rgb(173, 63, 65);
/* oklch */ color: oklch(52.2% 0.144 22.5);

Tailwind

colors: {
  custom: {
    50: '#cc7975',
    500: '#ad3f41',
    950: '#000000',
  },
}

SCSS

$custom: #ad3f41;
$custom-light: #cc7975;
$custom-dark: #000000;

JSON

{
  "hex": "#ad3f41",
  "rgb": {
    "r": 173,
    "g": 63,
    "b": 65
  },
  "hsl": {
    "h": 358.909,
    "s": 46.61,
    "l": 46.275
  },
  "oklch": {
    "l": 0.52165,
    "c": 0.14428,
    "h": 22.5
  },
  "luminance": 0.12821
}

Semantic roles & 50–950 ramp

primary

#AD3F41

secondary

#86C2C1

accent

#D6D452

background

#FDF7F7

surface

#FAEEED

border

#D3C9C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #AD3F41

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

Preview Lab → · Contrast checker → · Palette generator →