#AA3440#AA3440

#AA3440 is a mid, vivid red. Relative luminance 0.114; OKLCH L 50.3% C 0.153 H 18.9°. Best body text is #FFFFFF at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#AA3440
RGB	rgb(170, 52, 64)
HSL	hsl(354, 53%, 44%)
HSV	hsv(354, 69%, 67%)
CMYK	cmyk(0%, 69.4%, 62.4%, 33.3%)
CIE-LAB	lab(40.20, 48.72, 20.55)
CIE-LCH	lch(40.20, 52.87, 22.87°)
OKLab	oklab(50.34% 0.1449 0.0497)
OKLCH	oklch(50.34% 0.153 18.9)
XYZ	xyz(18.7328, 11.3748, 6.0586)
Luminance	0.1137 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA3440 #34AA9E

analogous

#AA347B #AA3440 #AA6334

triadic

#AA3440 #40AA34 #3440AA

tetradic

#AA3440 #7BAA34 #34AA9E #6334AA

square

#AA3440 #7BAA34 #34AA9E #6334AA

split-complementary

#AA3440 #34AA63 #347BAA

monochromatic

#4C171D #7B262E #AA3440 #CA515E #D88089

Accessibility & contrast

On white

6.41

#AA3440 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#AA3440 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA3440

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA3440	#FFFFFF	#000000	##FFFFFF
##AA3440	1.00	6.41	3.27	6.41
#FFFFFF	6.41	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534F40

Deuteranopia (green-blind)

#71683D

Tritanopia (blue-blind)

#BA1639

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #aa3440;
/* rgb */ color: rgb(170, 52, 64);
/* oklch */ color: oklch(50.3% 0.153 18.9);

Tailwind

colors: {
  custom: {
    50: '#ca7374',
    500: '#aa3440',
    950: '#000000',
  },
}

SCSS

$custom: #aa3440;
$custom-light: #ca7374;
$custom-dark: #000000;

JSON

{
  "hex": "#aa3440",
  "rgb": {
    "r": 170,
    "g": 52,
    "b": 64
  },
  "hsl": {
    "h": 353.898,
    "s": 53.153,
    "l": 43.529
  },
  "oklch": {
    "l": 0.50344,
    "c": 0.1532,
    "h": 18.9
  },
  "luminance": 0.11372
}

Semantic roles & 50–950 ramp

primary

#AA3440

secondary

#78C1BA

accent

#DDCE4B

background

#FDF7F7

surface

#FAEDED

border

#D3C8C8

text

#140908

muted

#837B7B

Preview Lab

Preview with #AA3440

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

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