#AA2738#AA2738

#AA2738 is a mid, vivid red. Relative luminance 0.103; OKLCH L 48.9% C 0.166 H 19.3°. Best body text is #FFFFFF at 6.87:1 contrast (WCAG AA passes).

Color values

HEX	#AA2738
RGB	rgb(170, 39, 56)
HSL	hsl(352, 63%, 41%)
HSV	hsv(352, 77%, 67%)
CMYK	cmyk(0%, 77.1%, 67.1%, 33.3%)
CIE-LAB	lab(38.35, 52.97, 23.17)
CIE-LCH	lch(38.35, 57.81, 23.62°)
OKLab	oklab(48.92% 0.1569 0.0548)
OKLCH	oklch(48.92% 0.166 19.3)
XYZ	xyz(18.0189, 10.2853, 4.7771)
Luminance	0.1028 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA2738 #27AA99

analogous

#AA2779 #AA2738 #AA5727

triadic

#AA2738 #38AA27 #2738AA

tetradic

#AA2738 #79AA27 #27AA99 #5727AA

square

#AA2738 #79AA27 #27AA99 #5727AA

split-complementary

#AA2738 #27AA57 #2779AA

monochromatic

#461017 #781C28 #AA2738 #D23C4F #DE6E7C

Accessibility & contrast

On white

6.87

#AA2738 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#AA2738 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA2738

6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA2738	#FFFFFF	#000000	##FFFFFF
##AA2738	1.00	6.87	3.06	6.87
#FFFFFF	6.87	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4938

Deuteranopia (green-blind)

#6E6434

Tritanopia (blue-blind)

#BB002F

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #aa2738;
/* rgb */ color: rgb(170, 39, 56);
/* oklch */ color: oklch(48.9% 0.166 19.3);

Tailwind

colors: {
  custom: {
    50: '#cb6d6e',
    500: '#aa2738',
    950: '#000000',
  },
}

SCSS

$custom: #aa2738;
$custom-light: #cb6d6e;
$custom-dark: #000000;

JSON

{
  "hex": "#aa2738",
  "rgb": {
    "r": 170,
    "g": 39,
    "b": 56
  },
  "hsl": {
    "h": 352.214,
    "s": 62.679,
    "l": 40.98
  },
  "oklch": {
    "l": 0.48917,
    "c": 0.16617,
    "h": 19.3
  },
  "luminance": 0.10283
}

Semantic roles & 50–950 ramp

primary

#AA2738

secondary

#69C4B8

accent

#E6D042

background

#FDF6F6

surface

#FAECEB

border

#D3C7C6

text

#150807

muted

#837A7A

Preview Lab

Preview with #AA2738

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

Preview Lab → · Contrast checker → · Palette generator →