#AD3D33#AD3D33

#AD3D33 is a mid, vivid red. Relative luminance 0.125; OKLCH L 51.7% C 0.149 H 28.4°. Best body text is #FFFFFF at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#AD3D33
RGB	rgb(173, 61, 51)
HSL	hsl(5, 54%, 44%)
HSV	hsv(5, 71%, 68%)
CMYK	cmyk(0%, 64.7%, 70.5%, 32.2%)
CIE-LAB	lab(41.94, 45.15, 30.70)
CIE-LCH	lch(41.94, 54.60, 34.22°)
OKLab	oklab(51.68% 0.1307 0.0706)
OKLCH	oklch(51.68% 0.149 28.4)
XYZ	xyz(19.5019, 12.4635, 4.5101)
Luminance	0.1246 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD3D33 #33A3AD

analogous

#AD3366 #AD3D33 #AD7A33

triadic

#AD3D33 #33AD3D #3D33AD

tetradic

#AD3D33 #66AD33 #33A3AD #7A33AD

square

#AD3D33 #66AD33 #33A3AD #7A33AD

split-complementary

#AD3D33 #33AD7A #3366AD

monochromatic

#4E1C17 #7E2C25 #AD3D33 #CC5B51 #DA8881

Accessibility & contrast

On white

6.01

#AD3D33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#AD3D33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD3D33

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD3D33	#FFFFFF	#000000	##FFFFFF
##AD3D33	1.00	6.01	3.49	6.01
#FFFFFF	6.01	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5431

Deuteranopia (green-blind)

#776C30

Tritanopia (blue-blind)

#BE213B

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #ad3d33;
/* rgb */ color: rgb(173, 61, 51);
/* oklch */ color: oklch(51.7% 0.149 28.4);

Tailwind

colors: {
  custom: {
    50: '#cd786b',
    500: '#ad3d33',
    950: '#000000',
  },
}

SCSS

$custom: #ad3d33;
$custom-light: #cd786b;
$custom-dark: #000000;

JSON

{
  "hex": "#ad3d33",
  "rgb": {
    "r": 173,
    "g": 61,
    "b": 51
  },
  "hsl": {
    "h": 4.918,
    "s": 54.464,
    "l": 43.922
  },
  "oklch": {
    "l": 0.51679,
    "c": 0.14852,
    "h": 28.4
  },
  "luminance": 0.12461
}

Semantic roles & 50–950 ramp

primary

#AD3D33

secondary

#79BDC3

accent

#D2DE4A

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #AD3D33

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

Preview Lab → · Contrast checker → · Palette generator →