#AA3B33#AA3B33

#AA3B33 is a mid, vivid red. Relative luminance 0.119; OKLCH L 50.9% C 0.147 H 27.6°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#AA3B33
RGB	rgb(170, 59, 51)
HSL	hsl(4, 54%, 43%)
HSV	hsv(4, 70%, 67%)
CMYK	cmyk(0%, 65.3%, 70%, 33.3%)
CIE-LAB	lab(41.08, 44.98, 29.55)
CIE-LCH	lch(41.08, 53.82, 33.31°)
OKLab	oklab(50.93% 0.1305 0.0682)
OKLCH	oklch(50.93% 0.147 27.6)
XYZ	xyz(18.7410, 11.9156, 4.4444)
Luminance	0.1191 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA3B33 #33A2AA

analogous

#AA3366 #AA3B33 #AA7633

triadic

#AA3B33 #33AA3B #3B33AA

tetradic

#AA3B33 #66AA33 #33A2AA #7633AA

square

#AA3B33 #66AA33 #33A2AA #7633AA

split-complementary

#AA3B33 #33AA76 #3366AA

monochromatic

#4C1A17 #7B2B25 #AA3B33 #CA5850 #D9857F

Accessibility & contrast

On white

6.21

#AA3B33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#AA3B33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA3B33

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA3B33	#FFFFFF	#000000	##FFFFFF
##AA3B33	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595231

Deuteranopia (green-blind)

#756A30

Tritanopia (blue-blind)

#BB203A

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #aa3b33;
/* rgb */ color: rgb(170, 59, 51);
/* oklch */ color: oklch(50.9% 0.147 27.6);

Tailwind

colors: {
  custom: {
    50: '#ca776b',
    500: '#aa3b33',
    950: '#000000',
  },
}

SCSS

$custom: #aa3b33;
$custom-light: #ca776b;
$custom-dark: #000000;

JSON

{
  "hex": "#aa3b33",
  "rgb": {
    "r": 170,
    "g": 59,
    "b": 51
  },
  "hsl": {
    "h": 4.034,
    "s": 53.846,
    "l": 43.333
  },
  "oklch": {
    "l": 0.50932,
    "c": 0.14725,
    "h": 27.6
  },
  "luminance": 0.11913
}

Semantic roles & 50–950 ramp

primary

#AA3B33

secondary

#77BDC2

accent

#D3DD4B

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #AA3B33

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

Preview Lab → · Contrast checker → · Palette generator →