#AD273D#AD273D

#AD273D is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.6% C 0.169 H 17.3°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#AD273D
RGB	rgb(173, 39, 61)
HSL	hsl(350, 63%, 42%)
HSV	hsv(350, 77%, 68%)
CMYK	cmyk(0%, 77.5%, 64.7%, 32.2%)
CIE-LAB	lab(39.03, 54.15, 21.01)
CIE-LCH	lch(39.03, 58.09, 21.21°)
OKLab	oklab(49.55% 0.1613 0.0504)
OKLCH	oklch(49.55% 0.169 17.3)
XYZ	xyz(18.8034, 10.6750, 5.4844)
Luminance	0.1067 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD273D #27AD97

analogous

#AD2780 #AD273D #AD5427

triadic

#AD273D #3DAD27 #273DAD

tetradic

#AD273D #80AD27 #27AD97 #5427AD

square

#AD273D #80AD27 #27AD97 #5427AD

split-complementary

#AD273D #27AD54 #2780AD

monochromatic

#49101A #7B1C2B #AD273D #D33E56 #DF7082

Accessibility & contrast

On white

6.70

#AD273D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#AD273D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD273D

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD273D	#FFFFFF	#000000	##FFFFFF
##AD273D	1.00	6.70	3.13	6.70
#FFFFFF	6.70	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4A3D

Deuteranopia (green-blind)

#6F6639

Tritanopia (blue-blind)

#BE0031

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #ad273d;
/* rgb */ color: rgb(173, 39, 61);
/* oklch */ color: oklch(49.6% 0.169 17.3);

Tailwind

colors: {
  custom: {
    50: '#cd6e72',
    500: '#ad273d',
    950: '#000000',
  },
}

SCSS

$custom: #ad273d;
$custom-light: #cd6e72;
$custom-dark: #000000;

JSON

{
  "hex": "#ad273d",
  "rgb": {
    "r": 173,
    "g": 39,
    "b": 61
  },
  "hsl": {
    "h": 350.149,
    "s": 63.208,
    "l": 41.569
  },
  "oklch": {
    "l": 0.49554,
    "c": 0.16901,
    "h": 17.3
  },
  "luminance": 0.10672
}

Semantic roles & 50–950 ramp

primary

#AD273D

secondary

#6AC6B7

accent

#E6CB42

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150807

muted

#837B7A

Preview Lab

Preview with #AD273D

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

Preview Lab → · Contrast checker → · Palette generator →