#AA3839#AA3839

#AA3839 is a mid, vivid red. Relative luminance 0.117; OKLCH L 50.7% C 0.149 H 23.7°. Best body text is #FFFFFF at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#AA3839
RGB	rgb(170, 56, 57)
HSL	hsl(359, 50%, 44%)
HSV	hsv(359, 67%, 67%)
CMYK	cmyk(0%, 67.1%, 66.5%, 33.3%)
CIE-LAB	lab(40.69, 46.62, 25.48)
CIE-LCH	lch(40.69, 53.12, 28.66°)
OKLab	oklab(50.67% 0.1369 0.0601)
OKLCH	oklch(50.67% 0.149 23.7)
XYZ	xyz(18.7322, 11.6724, 5.1367)
Luminance	0.1167 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA3839 #38AAA9

analogous

#AA3872 #AA3839 #AA7038

triadic

#AA3839 #39AA38 #3839AA

tetradic

#AA3839 #72AA38 #38AAA9 #7038AA

square

#AA3839 #72AA38 #38AAA9 #7038AA

split-complementary

#AA3839 #38AA70 #3872AA

monochromatic

#4E1A1A #7C292A #AA3839 #C85758 #D78586

Accessibility & contrast

On white

6.30

#AA3839 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#AA3839 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA3839

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA3839	#FFFFFF	#000000	##FFFFFF
##AA3839	1.00	6.30	3.33	6.30
#FFFFFF	6.30	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575038

Deuteranopia (green-blind)

#736936

Tritanopia (blue-blind)

#BB1C3A

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #aa3839;
/* rgb */ color: rgb(170, 56, 57);
/* oklch */ color: oklch(50.7% 0.149 23.7);

Tailwind

colors: {
  custom: {
    50: '#ca756f',
    500: '#aa3839',
    950: '#000000',
  },
}

SCSS

$custom: #aa3839;
$custom-light: #ca756f;
$custom-dark: #000000;

JSON

{
  "hex": "#aa3839",
  "rgb": {
    "r": 170,
    "g": 56,
    "b": 57
  },
  "hsl": {
    "h": 359.474,
    "s": 50.442,
    "l": 44.314
  },
  "oklch": {
    "l": 0.50668,
    "c": 0.14949,
    "h": 23.7
  },
  "luminance": 0.1167
}

Semantic roles & 50–950 ramp

primary

#AA3839

secondary

#7DC1C0

accent

#DAD94E

background

#FDF7F6

surface

#FAEDEC

border

#D3C8C7

text

#150907

muted

#837B7A

Preview Lab

Preview with #AA3839

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

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