#AD4545#AD4545

#AD4545 is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.0% C 0.137 H 22.9°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#AD4545
RGB	rgb(173, 69, 69)
HSL	hsl(0, 43%, 47%)
HSV	hsv(0, 60%, 68%)
CMYK	cmyk(0%, 60.1%, 60.1%, 32.2%)
CIE-LAB	lab(43.61, 42.59, 22.01)
CIE-LCH	lch(43.61, 47.94, 27.33°)
OKLab	oklab(53.03% 0.1261 0.0534)
OKLCH	oklch(53.03% 0.137 22.9)
XYZ	xyz(20.4377, 13.5728, 7.1726)
Luminance	0.1357 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD4545 #45ADAD

analogous

#AD4579 #AD4545 #AD7945

triadic

#AD4545 #45AD45 #4545AD

tetradic

#AD4545 #79AD45 #45ADAD #7945AD

square

#AD4545 #79AD45 #45ADAD #7945AD

split-complementary

#AD4545 #45AD79 #4579AD

monochromatic

#552222 #813434 #AD4545 #C46B6B #D59797

Accessibility & contrast

On white

5.65

#AD4545 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#AD4545 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD4545

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD4545	#FFFFFF	#000000	##FFFFFF
##AD4545	1.00	5.65	3.71	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5944

Deuteranopia (green-blind)

#796F42

Tritanopia (blue-blind)

#BD3246

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #ad4545;
/* rgb */ color: rgb(173, 69, 69);
/* oklch */ color: oklch(53.0% 0.137 22.9);

Tailwind

colors: {
  custom: {
    50: '#cb7d78',
    500: '#ad4545',
    950: '#000000',
  },
}

SCSS

$custom: #ad4545;
$custom-light: #cb7d78;
$custom-dark: #000000;

JSON

{
  "hex": "#ad4545",
  "rgb": {
    "r": 173,
    "g": 69,
    "b": 69
  },
  "hsl": {
    "h": 0,
    "s": 42.975,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53028,
    "c": 0.13693,
    "h": 22.9
  },
  "luminance": 0.1357
}

Semantic roles & 50–950 ramp

primary

#AD4545

secondary

#8CC1C1

accent

#D3D355

background

#FDF7F7

surface

#FAEEED

border

#D3C9C8

text

#140A09

muted

#837C7B

Preview Lab

Preview with #AD4545

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

Preview Lab → · Contrast checker → · Palette generator →