#AA273E#AA273E

#AA273E is a mid, vivid red. Relative luminance 0.103; OKLCH L 49.0% C 0.166 H 16.5°. Best body text is #FFFFFF at 6.84:1 contrast (WCAG AA passes).

Color values

HEX	#AA273E
RGB	rgb(170, 39, 62)
HSL	hsl(349, 63%, 41%)
HSV	hsv(349, 77%, 67%)
CMYK	cmyk(0%, 77.1%, 63.5%, 33.3%)
CIE-LAB	lab(38.46, 53.32, 19.53)
CIE-LCH	lch(38.46, 56.78, 20.12°)
OKLab	oklab(49.03% 0.1593 0.0472)
OKLCH	oklch(49.03% 0.166 16.5)
XYZ	xyz(18.1745, 10.3476, 5.5968)
Luminance	0.1035 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA273E #27AA93

analogous

#AA277F #AA273E #AA5227

triadic

#AA273E #3EAA27 #273EAA

tetradic

#AA273E #7FAA27 #27AA93 #5227AA

square

#AA273E #7FAA27 #27AA93 #5227AA

split-complementary

#AA273E #27AA52 #277FAA

monochromatic

#46101A #781C2C #AA273E #D23C56 #DE6E81

Accessibility & contrast

On white

6.84

#AA273E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#AA273E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA273E

6.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA273E	#FFFFFF	#000000	##FFFFFF
##AA273E	1.00	6.84	3.07	6.84
#FFFFFF	6.84	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C493E

Deuteranopia (green-blind)

#6D643A

Tritanopia (blue-blind)

#BB0031

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #aa273e;
/* rgb */ color: rgb(170, 39, 62);
/* oklch */ color: oklch(49.0% 0.166 16.5);

Tailwind

colors: {
  custom: {
    50: '#cb6d73',
    500: '#aa273e',
    950: '#000000',
  },
}

SCSS

$custom: #aa273e;
$custom-light: #cb6d73;
$custom-dark: #000000;

JSON

{
  "hex": "#aa273e",
  "rgb": {
    "r": 170,
    "g": 39,
    "b": 62
  },
  "hsl": {
    "h": 349.466,
    "s": 62.679,
    "l": 40.98
  },
  "oklch": {
    "l": 0.49034,
    "c": 0.1661,
    "h": 16.5
  },
  "luminance": 0.10345
}

Semantic roles & 50–950 ramp

primary

#AA273E

secondary

#69C4B4

accent

#E6C942

background

#FDF6F6

surface

#FAECEC

border

#D3C7C7

text

#150808

muted

#837A7B

Preview Lab

Preview with #AA273E

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

Preview Lab → · Contrast checker → · Palette generator →