#AA2543#AA2543

#AA2543 is a mid, vivid red. Relative luminance 0.103; OKLCH L 49.0% C 0.168 H 13.7°. Best body text is #FFFFFF at 6.87:1 contrast (WCAG AA passes).

Color values

HEX	#AA2543
RGB	rgb(170, 37, 67)
HSL	hsl(346, 64%, 41%)
HSV	hsv(346, 78%, 67%)
CMYK	cmyk(0%, 78.2%, 60.6%, 33.3%)
CIE-LAB	lab(38.34, 54.27, 16.20)
CIE-LCH	lch(38.34, 56.64, 16.62°)
OKLab	oklab(48.98% 0.1633 0.0398)
OKLCH	oklch(48.98% 0.168 13.7)
XYZ	xyz(18.2541, 10.2771, 6.3316)
Luminance	0.1027 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA2543 #25AA8C

analogous

#AA2585 #AA2543 #AA4925

triadic

#AA2543 #43AA25 #2543AA

tetradic

#AA2543 #85AA25 #25AA8C #4925AA

square

#AA2543 #85AA25 #25AA8C #4925AA

split-complementary

#AA2543 #25AA49 #2585AA

monochromatic

#450F1B #781A2F #AA2543 #D4385B #DF6B85

Accessibility & contrast

On white

6.87

#AA2543 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#AA2543 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA2543

6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA2543	#FFFFFF	#000000	##FFFFFF
##AA2543	1.00	6.87	3.05	6.87
#FFFFFF	6.87	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A4943

Deuteranopia (green-blind)

#6C643F

Tritanopia (blue-blind)

#BA0032

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #aa2543;
/* rgb */ color: rgb(170, 37, 67);
/* oklch */ color: oklch(49.0% 0.168 13.7);

Tailwind

colors: {
  custom: {
    50: '#ca6d76',
    500: '#aa2543',
    950: '#000000',
  },
}

SCSS

$custom: #aa2543;
$custom-light: #ca6d76;
$custom-dark: #000000;

JSON

{
  "hex": "#aa2543",
  "rgb": {
    "r": 170,
    "g": 37,
    "b": 67
  },
  "hsl": {
    "h": 346.466,
    "s": 64.251,
    "l": 40.588
  },
  "oklch": {
    "l": 0.48975,
    "c": 0.16808,
    "h": 13.7
  },
  "luminance": 0.10274
}

Semantic roles & 50–950 ramp

primary

#AA2543

secondary

#66C5AF

accent

#E7C241

background

#FDF6F7

surface

#FAECED

border

#D3C7C8

text

#150808

muted

#837A7B

Preview Lab

Preview with #AA2543

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

Preview Lab → · Contrast checker → · Palette generator →