#AD3A2D#AD3A2D

#AD3A2D is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.2% C 0.153 H 29.7°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#AD3A2D
RGB	rgb(173, 58, 45)
HSL	hsl(6, 59%, 43%)
HSV	hsv(6, 74%, 68%)
CMYK	cmyk(0%, 66.5%, 74%, 32.2%)
CIE-LAB	lab(41.38, 46.17, 33.54)
CIE-LCH	lch(41.38, 57.06, 35.99°)
OKLab	oklab(51.23% 0.1326 0.0756)
OKLCH	oklch(51.23% 0.153 29.7)
XYZ	xyz(19.2224, 12.1026, 3.8060)
Luminance	0.1210 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD3A2D #2DA0AD

analogous

#AD2D60 #AD3A2D #AD7A2D

triadic

#AD3A2D #2DAD3A #3A2DAD

tetradic

#AD3A2D #60AD2D #2DA0AD #7A2DAD

square

#AD3A2D #60AD2D #2DA0AD #7A2DAD

split-complementary

#AD3A2D #2DAD7A #2D60AD

monochromatic

#4C1914 #7C2A20 #AD3A2D #CF5648 #DC8378

Accessibility & contrast

On white

6.14

#AD3A2D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#AD3A2D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD3A2D

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD3A2D	#FFFFFF	#000000	##FFFFFF
##AD3A2D	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A522B

Deuteranopia (green-blind)

#776B29

Tritanopia (blue-blind)

#BE1A38

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #ad3a2d;
/* rgb */ color: rgb(173, 58, 45);
/* oklch */ color: oklch(51.2% 0.153 29.7);

Tailwind

colors: {
  custom: {
    50: '#cd7666',
    500: '#ad3a2d',
    950: '#000000',
  },
}

SCSS

$custom: #ad3a2d;
$custom-light: #cd7666;
$custom-dark: #000000;

JSON

{
  "hex": "#ad3a2d",
  "rgb": {
    "r": 173,
    "g": 58,
    "b": 45
  },
  "hsl": {
    "h": 6.094,
    "s": 58.716,
    "l": 42.745
  },
  "oklch": {
    "l": 0.5123,
    "c": 0.15265,
    "h": 29.7
  },
  "luminance": 0.121
}

Semantic roles & 50–950 ramp

primary

#AD3A2D

secondary

#72BCC4

accent

#D2E246

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #AD3A2D

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

Preview Lab → · Contrast checker → · Palette generator →