#AD333B#AD333B

#AD333B is a mid, vivid red. Relative luminance 0.116; OKLCH L 50.7% C 0.158 H 21.3°. Best body text is #FFFFFF at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#AD333B
RGB	rgb(173, 51, 59)
HSL	hsl(356, 54%, 44%)
HSV	hsv(356, 71%, 68%)
CMYK	cmyk(0%, 70.5%, 65.9%, 32.2%)
CIE-LAB	lab(40.52, 49.78, 24.16)
CIE-LCH	lch(40.52, 55.33, 25.89°)
OKLab	oklab(50.66% 0.1469 0.0573)
OKLCH	oklch(50.66% 0.158 21.3)
XYZ	xyz(19.2088, 11.5704, 5.3587)
Luminance	0.1157 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD333B #33ADA5

analogous

#AD3378 #AD333B #AD6833

triadic

#AD333B #3BAD33 #333BAD

tetradic

#AD333B #78AD33 #33ADA5 #6833AD

square

#AD333B #78AD33 #33ADA5 #6833AD

split-complementary

#AD333B #33AD68 #3378AD

monochromatic

#4E171B #7E252B #AD333B #CC5159 #DA8186

Accessibility & contrast

On white

6.34

#AD333B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#AD333B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD333B

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD333B	#FFFFFF	#000000	##FFFFFF
##AD333B	1.00	6.34	3.31	6.34
#FFFFFF	6.34	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544F3A

Deuteranopia (green-blind)

#736937

Tritanopia (blue-blind)

#BE0E37

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #ad333b;
/* rgb */ color: rgb(173, 51, 59);
/* oklch */ color: oklch(50.7% 0.158 21.3);

Tailwind

colors: {
  custom: {
    50: '#cd7371',
    500: '#ad333b',
    950: '#000000',
  },
}

SCSS

$custom: #ad333b;
$custom-light: #cd7371;
$custom-dark: #000000;

JSON

{
  "hex": "#ad333b",
  "rgb": {
    "r": 173,
    "g": 51,
    "b": 59
  },
  "hsl": {
    "h": 356.066,
    "s": 54.464,
    "l": 43.922
  },
  "oklch": {
    "l": 0.50656,
    "c": 0.15772,
    "h": 21.3
  },
  "luminance": 0.11568
}

Semantic roles & 50–950 ramp

primary

#AD333B

secondary

#79C3BE

accent

#DED44A

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150907

muted

#837B7A

Preview Lab

Preview with #AD333B

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

Preview Lab → · Contrast checker → · Palette generator →