#AD3E33#AD3E33

#AD3E33 is a mid, vivid red. Relative luminance 0.126; OKLCH L 51.8% C 0.147 H 28.8°. Best body text is #FFFFFF at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#AD3E33
RGB	rgb(173, 62, 51)
HSL	hsl(5, 54%, 44%)
HSV	hsv(5, 71%, 68%)
CMYK	cmyk(0%, 64.2%, 70.5%, 32.2%)
CIE-LAB	lab(42.11, 44.70, 30.90)
CIE-LCH	lch(42.11, 54.34, 34.65°)
OKLab	oklab(51.8% 0.1293 0.0711)
OKLCH	oklch(51.8% 0.148 28.8)
XYZ	xyz(19.5558, 12.5712, 4.5281)
Luminance	0.1257 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD3E33 #33A2AD

analogous

#AD3365 #AD3E33 #AD7B33

triadic

#AD3E33 #33AD3E #3E33AD

tetradic

#AD3E33 #65AD33 #33A2AD #7B33AD

square

#AD3E33 #65AD33 #33A2AD #7B33AD

split-complementary

#AD3E33 #33AD7B #3365AD

monochromatic

#4E1C17 #7E2D25 #AD3E33 #CC5C51 #DA8981

Accessibility & contrast

On white

5.98

#AD3E33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#AD3E33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD3E33

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD3E33	#FFFFFF	#000000	##FFFFFF
##AD3E33	1.00	5.98	3.51	5.98
#FFFFFF	5.98	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5431

Deuteranopia (green-blind)

#786C30

Tritanopia (blue-blind)

#BE233C

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #ad3e33;
/* rgb */ color: rgb(173, 62, 51);
/* oklch */ color: oklch(51.8% 0.147 28.8);

Tailwind

colors: {
  custom: {
    50: '#cd796b',
    500: '#ad3e33',
    950: '#000000',
  },
}

SCSS

$custom: #ad3e33;
$custom-light: #cd796b;
$custom-dark: #000000;

JSON

{
  "hex": "#ad3e33",
  "rgb": {
    "r": 173,
    "g": 62,
    "b": 51
  },
  "hsl": {
    "h": 5.41,
    "s": 54.464,
    "l": 43.922
  },
  "oklch": {
    "l": 0.51804,
    "c": 0.1475,
    "h": 28.8
  },
  "luminance": 0.12569
}

Semantic roles & 50–950 ramp

primary

#AD3E33

secondary

#79BCC3

accent

#D0DE4A

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #AD3E33

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

Preview Lab → · Contrast checker → · Palette generator →