#AA3545#AA3545

#AA3545 is a mid, vivid red. Relative luminance 0.115; OKLCH L 50.6% C 0.152 H 16.7°. Best body text is #FFFFFF at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#AA3545
RGB	rgb(170, 53, 69)
HSL	hsl(352, 52%, 44%)
HSV	hsv(352, 69%, 67%)
CMYK	cmyk(0%, 68.8%, 59.4%, 33.3%)
CIE-LAB	lab(40.45, 48.66, 17.76)
CIE-LCH	lch(40.45, 51.80, 20.05°)
OKLab	oklab(50.56% 0.1457 0.0436)
OKLCH	oklch(50.56% 0.152 16.7)
XYZ	xyz(18.9267, 11.5245, 6.8569)
Luminance	0.1152 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA3545 #35AA9A

analogous

#AA357F #AA3545 #AA5F35

triadic

#AA3545 #45AA35 #3545AA

tetradic

#AA3545 #7FAA35 #35AA9A #5F35AA

square

#AA3545 #7FAA35 #35AA9A #5F35AA

split-complementary

#AA3545 #35AA5F #357FAA

monochromatic

#4D181F #7B2632 #AA3545 #C95363 #D8828D

Accessibility & contrast

On white

6.36

#AA3545 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#AA3545 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA3545

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA3545	#FFFFFF	#000000	##FFFFFF
##AA3545	1.00	6.36	3.30	6.36
#FFFFFF	6.36	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#535045

Deuteranopia (green-blind)

#716842

Tritanopia (blue-blind)

#BA1A3C

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #aa3545;
/* rgb */ color: rgb(170, 53, 69);
/* oklch */ color: oklch(50.6% 0.152 16.7);

Tailwind

colors: {
  custom: {
    50: '#ca7478',
    500: '#aa3545',
    950: '#000000',
  },
}

SCSS

$custom: #aa3545;
$custom-light: #ca7478;
$custom-dark: #000000;

JSON

{
  "hex": "#aa3545",
  "rgb": {
    "r": 170,
    "g": 53,
    "b": 69
  },
  "hsl": {
    "h": 351.795,
    "s": 52.466,
    "l": 43.725
  },
  "oklch": {
    "l": 0.50559,
    "c": 0.15204,
    "h": 16.7
  },
  "luminance": 0.11522
}

Semantic roles & 50–950 ramp

primary

#AA3545

secondary

#7AC1B7

accent

#DCC84C

background

#FDF7F7

surface

#FAEDED

border

#D3C8C8

text

#140909

muted

#837B7B

Preview Lab

Preview with #AA3545

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

Preview Lab → · Contrast checker → · Palette generator →