#AD3A2A#AD3A2A

#AD3A2A is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.2% C 0.153 H 30.8°. Best body text is #FFFFFF at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#AD3A2A
RGB	rgb(173, 58, 42)
HSL	hsl(7, 61%, 42%)
HSV	hsv(7, 76%, 68%)
CMYK	cmyk(0%, 66.5%, 75.7%, 32.2%)
CIE-LAB	lab(41.34, 46.04, 35.20)
CIE-LCH	lch(41.34, 57.95, 37.40°)
OKLab	oklab(51.19% 0.1316 0.0785)
OKLCH	oklch(51.19% 0.153 30.8)
XYZ	xyz(19.1667, 12.0803, 3.5125)
Luminance	0.1208 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD3A2A #2A9DAD

analogous

#AD2A5C #AD3A2A #AD7B2A

triadic

#AD3A2A #2AAD3A #3A2AAD

tetradic

#AD3A2A #5CAD2A #2A9DAD #7B2AAD

square

#AD3A2A #5CAD2A #2A9DAD #7B2AAD

split-complementary

#AD3A2A #2AAD7B #2A5CAD

monochromatic

#4B1912 #7C291E #AD3A2A #D15443 #DD8174

Accessibility & contrast

On white

6.15

#AD3A2A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#AD3A2A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD3A2A

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD3A2A	#FFFFFF	#000000	##FFFFFF
##AD3A2A	1.00	6.15	3.42	6.15
#FFFFFF	6.15	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5227

Deuteranopia (green-blind)

#776B26

Tritanopia (blue-blind)

#BE1A37

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #ad3a2a;
/* rgb */ color: rgb(173, 58, 42);
/* oklch */ color: oklch(51.2% 0.153 30.8);

Tailwind

colors: {
  custom: {
    50: '#cd7664',
    500: '#ad3a2a',
    950: '#000000',
  },
}

SCSS

$custom: #ad3a2a;
$custom-light: #cd7664;
$custom-dark: #000000;

JSON

{
  "hex": "#ad3a2a",
  "rgb": {
    "r": 173,
    "g": 58,
    "b": 42
  },
  "hsl": {
    "h": 7.328,
    "s": 60.93,
    "l": 42.157
  },
  "oklch": {
    "l": 0.51193,
    "c": 0.15323,
    "h": 30.8
  },
  "luminance": 0.12078
}

Semantic roles & 50–950 ramp

primary

#AD3A2A

secondary

#6EBAC5

accent

#D0E444

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150905

muted

#837B7A

Preview Lab

Preview with #AD3A2A

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

Preview Lab → · Contrast checker → · Palette generator →