#AA3734#AA3734

#AA3734 is a mid, vivid red. Relative luminance 0.115; OKLCH L 50.5% C 0.151 H 25.7°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#AA3734
RGB	rgb(170, 55, 52)
HSL	hsl(2, 53%, 44%)
HSV	hsv(2, 69%, 67%)
CMYK	cmyk(0%, 67.6%, 69.4%, 33.3%)
CIE-LAB	lab(40.46, 46.76, 28.21)
CIE-LCH	lch(40.46, 54.61, 31.11°)
OKLab	oklab(50.47% 0.1363 0.0655)
OKLCH	oklch(50.47% 0.151 25.7)
XYZ	xyz(18.5655, 11.5290, 4.4959)
Luminance	0.1153 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA3734 #34A7AA

analogous

#AA346C #AA3734 #AA7234

triadic

#AA3734 #34AA37 #3734AA

tetradic

#AA3734 #6CAA34 #34A7AA #7234AA

square

#AA3734 #6CAA34 #34A7AA #7234AA

split-complementary

#AA3734 #34AA72 #346CAA

monochromatic

#4C1917 #7B2826 #AA3734 #CA5451 #D88280

Accessibility & contrast

On white

6.35

#AA3734 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#AA3734 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA3734

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA3734	#FFFFFF	#000000	##FFFFFF
##AA3734	1.00	6.35	3.31	6.35
#FFFFFF	6.35	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575033

Deuteranopia (green-blind)

#736931

Tritanopia (blue-blind)

#BB1837

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #aa3734;
/* rgb */ color: rgb(170, 55, 52);
/* oklch */ color: oklch(50.5% 0.151 25.7);

Tailwind

colors: {
  custom: {
    50: '#ca746b',
    500: '#aa3734',
    950: '#000000',
  },
}

SCSS

$custom: #aa3734;
$custom-light: #ca746b;
$custom-dark: #000000;

JSON

{
  "hex": "#aa3734",
  "rgb": {
    "r": 170,
    "g": 55,
    "b": 52
  },
  "hsl": {
    "h": 1.525,
    "s": 53.153,
    "l": 43.529
  },
  "oklch": {
    "l": 0.50468,
    "c": 0.1512,
    "h": 25.7
  },
  "luminance": 0.11526
}

Semantic roles & 50–950 ramp

primary

#AA3734

secondary

#78C0C1

accent

#D9DD4B

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #AA3734

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

Preview Lab → · Contrast checker → · Palette generator →