#AA3840#AA3840

#AA3840 is a mid, vivid red. Relative luminance 0.117; OKLCH L 50.8% C 0.149 H 20.2°. Best body text is #FFFFFF at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#AA3840
RGB	rgb(170, 56, 64)
HSL	hsl(356, 50%, 44%)
HSV	hsv(356, 67%, 67%)
CMYK	cmyk(0%, 67.1%, 62.4%, 33.3%)
CIE-LAB	lab(40.81, 47.06, 21.34)
CIE-LCH	lch(40.81, 51.67, 24.39°)
OKLab	oklab(50.8% 0.1397 0.0515)
OKLCH	oklch(50.8% 0.149 20.2)
XYZ	xyz(18.9190, 11.7472, 6.1207)
Luminance	0.1174 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA3840 #38AAA2

analogous

#AA3879 #AA3840 #AA6938

triadic

#AA3840 #40AA38 #3840AA

tetradic

#AA3840 #79AA38 #38AAA2 #6938AA

square

#AA3840 #79AA38 #38AAA2 #6938AA

split-complementary

#AA3840 #38AA69 #3879AA

monochromatic

#4E1A1D #7C292F #AA3840 #C8575F #D7858B

Accessibility & contrast

On white

6.27

#AA3840 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#AA3840 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA3840

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA3840	#FFFFFF	#000000	##FFFFFF
##AA3840	1.00	6.27	3.35	6.27
#FFFFFF	6.27	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56513F

Deuteranopia (green-blind)

#73693D

Tritanopia (blue-blind)

#BA1E3C

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #aa3840;
/* rgb */ color: rgb(170, 56, 64);
/* oklch */ color: oklch(50.8% 0.149 20.2);

Tailwind

colors: {
  custom: {
    50: '#ca7574',
    500: '#aa3840',
    950: '#000000',
  },
}

SCSS

$custom: #aa3840;
$custom-light: #ca7574;
$custom-dark: #000000;

JSON

{
  "hex": "#aa3840",
  "rgb": {
    "r": 170,
    "g": 56,
    "b": 64
  },
  "hsl": {
    "h": 355.789,
    "s": 50.442,
    "l": 44.314
  },
  "oklch": {
    "l": 0.50797,
    "c": 0.14885,
    "h": 20.2
  },
  "luminance": 0.11745
}

Semantic roles & 50–950 ramp

primary

#AA3840

secondary

#7DC1BC

accent

#DAD04E

background

#FDF7F7

surface

#FAEDED

border

#D3C8C8

text

#140908

muted

#837B7B

Preview Lab

Preview with #AA3840

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

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