#AA273C#AA273C

#AA273C is a mid, vivid red. Relative luminance 0.103; OKLCH L 49.0% C 0.166 H 17.4°. Best body text is #FFFFFF at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#AA273C
RGB	rgb(170, 39, 60)
HSL	hsl(350, 63%, 41%)
HSV	hsv(350, 77%, 67%)
CMYK	cmyk(0%, 77.1%, 64.7%, 33.3%)
CIE-LAB	lab(38.42, 53.20, 20.75)
CIE-LCH	lch(38.42, 57.10, 21.30°)
OKLab	oklab(48.99% 0.1585 0.0498)
OKLCH	oklch(48.99% 0.166 17.4)
XYZ	xyz(18.1206, 10.3261, 5.3131)
Luminance	0.1032 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA273C #27AA95

analogous

#AA277D #AA273C #AA5427

triadic

#AA273C #3CAA27 #273CAA

tetradic

#AA273C #7DAA27 #27AA95 #5427AA

square

#AA273C #7DAA27 #27AA95 #5427AA

split-complementary

#AA273C #27AA54 #277DAA

monochromatic

#461019 #781C2A #AA273C #D23C54 #DE6E80

Accessibility & contrast

On white

6.85

#AA273C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#AA273C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA273C

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA273C	#FFFFFF	#000000	##FFFFFF
##AA273C	1.00	6.85	3.06	6.85
#FFFFFF	6.85	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D493C

Deuteranopia (green-blind)

#6E6438

Tritanopia (blue-blind)

#BB0030

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #aa273c;
/* rgb */ color: rgb(170, 39, 60);
/* oklch */ color: oklch(49.0% 0.166 17.4);

Tailwind

colors: {
  custom: {
    50: '#cb6d71',
    500: '#aa273c',
    950: '#000000',
  },
}

SCSS

$custom: #aa273c;
$custom-light: #cb6d71;
$custom-dark: #000000;

JSON

{
  "hex": "#aa273c",
  "rgb": {
    "r": 170,
    "g": 39,
    "b": 60
  },
  "hsl": {
    "h": 350.382,
    "s": 62.679,
    "l": 40.98
  },
  "oklch": {
    "l": 0.48994,
    "c": 0.16609,
    "h": 17.4
  },
  "luminance": 0.10323
}

Semantic roles & 50–950 ramp

primary

#AA273C

secondary

#69C4B6

accent

#E6CB42

background

#FDF6F6

surface

#FAECEC

border

#D3C7C7

text

#150807

muted

#837A7A

Preview Lab

Preview with #AA273C

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

Preview Lab → · Contrast checker → · Palette generator →