#AA273D#AA273D

#AA273D is a mid, vivid red. Relative luminance 0.103; OKLCH L 49.0% C 0.166 H 17.0°. Best body text is #FFFFFF at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#AA273D
RGB	rgb(170, 39, 61)
HSL	hsl(350, 63%, 41%)
HSV	hsv(350, 77%, 67%)
CMYK	cmyk(0%, 77.1%, 64.1%, 33.3%)
CIE-LAB	lab(38.44, 53.26, 20.14)
CIE-LCH	lch(38.44, 56.94, 20.71°)
OKLab	oklab(49.01% 0.1589 0.0485)
OKLCH	oklch(49.01% 0.166 17)
XYZ	xyz(18.1473, 10.3367, 5.4536)
Luminance	0.1033 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA273D #27AA94

analogous

#AA277E #AA273D #AA5327

triadic

#AA273D #3DAA27 #273DAA

tetradic

#AA273D #7EAA27 #27AA94 #5327AA

square

#AA273D #7EAA27 #27AA94 #5327AA

split-complementary

#AA273D #27AA53 #277EAA

monochromatic

#461019 #781C2B #AA273D #D23C55 #DE6E81

Accessibility & contrast

On white

6.85

#AA273D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#AA273D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA273D

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA273D	#FFFFFF	#000000	##FFFFFF
##AA273D	1.00	6.85	3.07	6.85
#FFFFFF	6.85	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C493D

Deuteranopia (green-blind)

#6E6439

Tritanopia (blue-blind)

#BB0030

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #aa273d;
/* rgb */ color: rgb(170, 39, 61);
/* oklch */ color: oklch(49.0% 0.166 17.0);

Tailwind

colors: {
  custom: {
    50: '#cb6d72',
    500: '#aa273d',
    950: '#000000',
  },
}

SCSS

$custom: #aa273d;
$custom-light: #cb6d72;
$custom-dark: #000000;

JSON

{
  "hex": "#aa273d",
  "rgb": {
    "r": 170,
    "g": 39,
    "b": 61
  },
  "hsl": {
    "h": 349.924,
    "s": 62.679,
    "l": 40.98
  },
  "oklch": {
    "l": 0.49014,
    "c": 0.16609,
    "h": 17
  },
  "luminance": 0.10334
}

Semantic roles & 50–950 ramp

primary

#AA273D

secondary

#69C4B5

accent

#E6CA42

background

#FDF6F6

surface

#FAECEC

border

#D3C7C7

text

#150807

muted

#837A7A

Preview Lab

Preview with #AA273D

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

Preview Lab → · Contrast checker → · Palette generator →