#AD4451#AD4451

#AD4451 is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.2% C 0.138 H 15.6°. Best body text is #FFFFFF at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#AD4451
RGB	rgb(173, 68, 81)
HSL	hsl(353, 44%, 47%)
HSV	hsv(353, 61%, 68%)
CMYK	cmyk(0%, 60.7%, 53.2%, 32.2%)
CIE-LAB	lab(43.68, 44.03, 14.76)
CIE-LCH	lch(43.68, 46.43, 18.53°)
OKLab	oklab(53.15% 0.1324 0.0371)
OKLCH	oklch(53.15% 0.138 15.6)
XYZ	xyz(20.7876, 13.6151, 9.3163)
Luminance	0.1361 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD4451 #44ADA0

analogous

#AD4486 #AD4451 #AD6B44

triadic

#AD4451 #51AD44 #4451AD

tetradic

#AD4451 #86AD44 #44ADA0 #6B44AD

square

#AD4451 #86AD44 #44ADA0 #6B44AD

split-complementary

#AD4451 #44AD6B #4486AD

monochromatic

#552128 #81333C #AD4451 #C46A75 #D6969E

Accessibility & contrast

On white

5.64

#AD4451 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#AD4451 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD4451

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD4451	#FFFFFF	#000000	##FFFFFF
##AD4451	1.00	5.64	3.72	5.64
#FFFFFF	5.64	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5A51

Deuteranopia (green-blind)

#776F4F

Tritanopia (blue-blind)

#BC3349

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #ad4451;
/* rgb */ color: rgb(173, 68, 81);
/* oklch */ color: oklch(53.2% 0.138 15.6);

Tailwind

colors: {
  custom: {
    50: '#ca7d81',
    500: '#ad4451',
    950: '#000000',
  },
}

SCSS

$custom: #ad4451;
$custom-light: #ca7d81;
$custom-dark: #000000;

JSON

{
  "hex": "#ad4451",
  "rgb": {
    "r": 173,
    "g": 68,
    "b": 81
  },
  "hsl": {
    "h": 352.571,
    "s": 43.568,
    "l": 47.255
  },
  "oklch": {
    "l": 0.53153,
    "c": 0.13753,
    "h": 15.6
  },
  "luminance": 0.13613
}

Semantic roles & 50–950 ramp

primary

#AD4451

secondary

#8BC1BB

accent

#D3C454

background

#FDF7F7

surface

#FAEEEE

border

#D3C9C9

text

#140A0A

muted

#837C7C

Preview Lab

Preview with #AD4451

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

Preview Lab → · Contrast checker → · Palette generator →