#AA363A#AA363A

#AA363A is a mid, vivid red. Relative luminance 0.115; OKLCH L 50.5% C 0.151 H 22.5°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#AA363A
RGB	rgb(170, 54, 58)
HSL	hsl(358, 52%, 44%)
HSV	hsv(358, 68%, 67%)
CMYK	cmyk(0%, 68.2%, 65.9%, 33.3%)
CIE-LAB	lab(40.40, 47.52, 24.50)
CIE-LCH	lch(40.40, 53.46, 27.28°)
OKLab	oklab(50.45% 0.1399 0.058)
OKLCH	oklch(50.45% 0.151 22.5)
XYZ	xyz(18.6624, 11.4925, 5.2377)
Luminance	0.1149 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA363A #36AAA6

analogous

#AA3674 #AA363A #AA6C36

triadic

#AA363A #3AAA36 #363AAA

tetradic

#AA363A #74AA36 #36AAA6 #6C36AA

square

#AA363A #74AA36 #36AAA6 #6C36AA

split-complementary

#AA363A #36AA6C #3674AA

monochromatic

#4D181A #7C272A #AA363A #C95458 #D88386

Accessibility & contrast

On white

6.37

#AA363A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#AA363A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA363A

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA363A	#FFFFFF	#000000	##FFFFFF
##AA363A	1.00	6.37	3.30	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#555039

Deuteranopia (green-blind)

#726837

Tritanopia (blue-blind)

#BB1839

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #aa363a;
/* rgb */ color: rgb(170, 54, 58);
/* oklch */ color: oklch(50.5% 0.151 22.5);

Tailwind

colors: {
  custom: {
    50: '#ca7470',
    500: '#aa363a',
    950: '#000000',
  },
}

SCSS

$custom: #aa363a;
$custom-light: #ca7470;
$custom-dark: #000000;

JSON

{
  "hex": "#aa363a",
  "rgb": {
    "r": 170,
    "g": 54,
    "b": 58
  },
  "hsl": {
    "h": 357.931,
    "s": 51.786,
    "l": 43.922
  },
  "oklch": {
    "l": 0.50454,
    "c": 0.15149,
    "h": 22.5
  },
  "luminance": 0.1149
}

Semantic roles & 50–950 ramp

primary

#AA363A

secondary

#7BC1BF

accent

#DBD64D

background

#FDF7F6

surface

#FAEDEC

border

#D3C8C7

text

#150907

muted

#837B7A

Preview Lab

Preview with #AA363A

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

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