#AA3533#AA3533

#AA3533 is a mid, vivid red. Relative luminance 0.113; OKLCH L 50.2% C 0.153 H 25.4°. Best body text is #FFFFFF at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#AA3533
RGB	rgb(170, 53, 51)
HSL	hsl(1, 54%, 43%)
HSV	hsv(1, 70%, 67%)
CMYK	cmyk(0%, 68.8%, 70%, 33.3%)
CIE-LAB	lab(40.14, 47.54, 28.43)
CIE-LCH	lch(40.14, 55.39, 30.88°)
OKLab	oklab(50.22% 0.1385 0.0658)
OKLCH	oklch(50.22% 0.153 25.4)
XYZ	xyz(18.4502, 11.3339, 4.3475)
Luminance	0.1133 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA3533 #33A8AA

analogous

#AA336C #AA3533 #AA7033

triadic

#AA3533 #33AA35 #3533AA

tetradic

#AA3533 #6CAA33 #33A8AA #7033AA

square

#AA3533 #6CAA33 #33A8AA #7033AA

split-complementary

#AA3533 #33AA70 #336CAA

monochromatic

#4C1817 #7B2625 #AA3533 #CA5250 #D9807F

Accessibility & contrast

On white

6.43

#AA3533 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#AA3533 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA3533

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA3533	#FFFFFF	#000000	##FFFFFF
##AA3533	1.00	6.43	3.27	6.43
#FFFFFF	6.43	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554F32

Deuteranopia (green-blind)

#73682F

Tritanopia (blue-blind)

#BB1336

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #aa3533;
/* rgb */ color: rgb(170, 53, 51);
/* oklch */ color: oklch(50.2% 0.153 25.4);

Tailwind

colors: {
  custom: {
    50: '#cb736b',
    500: '#aa3533',
    950: '#000000',
  },
}

SCSS

$custom: #aa3533;
$custom-light: #cb736b;
$custom-dark: #000000;

JSON

{
  "hex": "#aa3533",
  "rgb": {
    "r": 170,
    "g": 53,
    "b": 51
  },
  "hsl": {
    "h": 1.008,
    "s": 53.846,
    "l": 43.333
  },
  "oklch": {
    "l": 0.50224,
    "c": 0.15335,
    "h": 25.4
  },
  "luminance": 0.11331
}

Semantic roles & 50–950 ramp

primary

#AA3533

secondary

#77C0C2

accent

#DBDD4B

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #AA3533

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

Preview Lab → · Contrast checker → · Palette generator →