#AA5555#AA5555

#AA5555 is a mid, moderate red. Relative luminance 0.157; OKLCH L 55.3% C 0.112 H 21.3°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#AA5555
RGB	rgb(170, 85, 85)
HSL	hsl(0, 33%, 50%)
HSV	hsv(0, 50%, 67%)
CMYK	cmyk(0%, 50%, 50%, 33.3%)
CIE-LAB	lab(46.58, 34.76, 16.20)
CIE-LCH	lch(46.58, 38.35, 25.00°)
OKLab	oklab(55.28% 0.1041 0.0407)
OKLCH	oklch(55.28% 0.112 21.3)
XYZ	xyz(21.4672, 15.7012, 10.4927)
Luminance	0.1570 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA5555 #55AAAA

analogous

#AA5580 #AA5555 #AA8055

triadic

#AA5555 #55AA55 #5555AA

tetradic

#AA5555 #80AA55 #55AAAA #7F55AA

square

#AA5555 #80AA55 #55AAAA #7F55AA

split-complementary

#AA5555 #55AA80 #557FAA

monochromatic

#582C2C #814141 #AA5555 #BE7E7E #D3A7A7

Accessibility & contrast

On white

5.07

#AA5555 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#AA5555 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA5555

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA5555	#FFFFFF	#000000	##FFFFFF
##AA5555	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#686454

Deuteranopia (green-blind)

#7D7553

Tritanopia (blue-blind)

#B84956

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #aa5555;
/* rgb */ color: rgb(170, 85, 85);
/* oklch */ color: oklch(55.3% 0.112 21.3);

Tailwind

colors: {
  custom: {
    50: '#c78784',
    500: '#aa5555',
    950: '#000000',
  },
}

SCSS

$custom: #aa5555;
$custom-light: #c78784;
$custom-dark: #000000;

JSON

{
  "hex": "#aa5555",
  "rgb": {
    "r": 170,
    "g": 85,
    "b": 85
  },
  "hsl": {
    "h": 0,
    "s": 33.333,
    "l": 50
  },
  "oklch": {
    "l": 0.5528,
    "c": 0.11181,
    "h": 21.3
  },
  "luminance": 0.15699
}

Semantic roles & 50–950 ramp

primary

#AA5555

secondary

#9AC0C0

accent

#C9C95E

background

#FCF8F8

surface

#F9F0EF

border

#D2CBCA

text

#140B0B

muted

#827C7C

Preview Lab

Preview with #AA5555

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

Preview Lab → · Contrast checker → · Palette generator →