#AD1F42#AD1F42

#AD1F42 is a mid, vivid red. Relative luminance 0.103; OKLCH L 49.1% C 0.176 H 13.6°. Best body text is #FFFFFF at 6.88:1 contrast (WCAG AA passes).

Color values

HEX	#AD1F42
RGB	rgb(173, 31, 66)
HSL	hsl(345, 70%, 40%)
HSV	hsv(345, 82%, 68%)
CMYK	cmyk(0%, 82.1%, 61.8%, 32.2%)
CIE-LAB	lab(38.31, 56.78, 16.90)
CIE-LCH	lch(38.31, 59.24, 16.58°)
OKLab	oklab(49.05% 0.1708 0.0413)
OKLCH	oklch(49.05% 0.176 13.6)
XYZ	xyz(18.7089, 10.2604, 6.1485)
Luminance	0.1026 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD1F42 #1FAD8A

analogous

#AD1F89 #AD1F42 #AD431F

triadic

#AD1F42 #42AD1F #1F42AD

tetradic

#AD1F42 #89AD1F #1FAD8A #431FAD

square

#AD1F42 #89AD1F #1FAD8A #431FAD

split-complementary

#AD1F42 #1FAD43 #1F89AD

monochromatic

#450C1A #79162E #AD1F42 #DA2F59 #E36383

Accessibility & contrast

On white

6.88

#AD1F42 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#AD1F42 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD1F42

6.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD1F42	#FFFFFF	#000000	##FFFFFF
##AD1F42	1.00	6.88	3.05	6.88
#FFFFFF	6.88	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#494842

Deuteranopia (green-blind)

#6D653E

Tritanopia (blue-blind)

#BE002F

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #ad1f42;
/* rgb */ color: rgb(173, 31, 66);
/* oklch */ color: oklch(49.1% 0.176 13.6);

Tailwind

colors: {
  custom: {
    50: '#cd6b76',
    500: '#ad1f42',
    950: '#000000',
  },
}

SCSS

$custom: #ad1f42;
$custom-light: #cd6b76;
$custom-dark: #000000;

JSON

{
  "hex": "#ad1f42",
  "rgb": {
    "r": 173,
    "g": 31,
    "b": 66
  },
  "hsl": {
    "h": 345.211,
    "s": 69.608,
    "l": 40
  },
  "oklch": {
    "l": 0.49053,
    "c": 0.17572,
    "h": 13.6
  },
  "luminance": 0.10258
}

Semantic roles & 50–950 ramp

primary

#AD1F42

secondary

#60C8AE

accent

#ECC13B

background

#FDF6F7

surface

#FBECED

border

#D4C7C8

text

#150808

muted

#837A7B

Preview Lab

Preview with #AD1F42

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

Preview Lab → · Contrast checker → · Palette generator →