#AC5550#AC5550

#AC5550 is a mid, moderate red. Relative luminance 0.158; OKLCH L 55.5% C 0.115 H 24.9°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#AC5550
RGB	rgb(172, 85, 80)
HSL	hsl(3, 37%, 49%)
HSV	hsv(3, 53%, 67%)
CMYK	cmyk(0%, 50.6%, 53.5%, 32.5%)
CIE-LAB	lab(46.78, 35.06, 19.52)
CIE-LCH	lch(46.78, 40.13, 29.10°)
OKLab	oklab(55.46% 0.1043 0.0483)
OKLCH	oklch(55.46% 0.115 24.9)
XYZ	xyz(21.7113, 15.8492, 9.5037)
Luminance	0.1585 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC5550 #50A7AC

analogous

#AC5079 #AC5550 #AC8350

triadic

#AC5550 #50AC55 #5550AC

tetradic

#AC5550 #79AC50 #50A7AC #8350AC

square

#AC5550 #79AC50 #50A7AC #8350AC

split-complementary

#AC5550 #50AC83 #5079AC

monochromatic

#582C29 #82403D #AC5550 #C17D79 #D4A5A2

Accessibility & contrast

On white

5.04

#AC5550 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#AC5550 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC5550

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC5550	#FFFFFF	#000000	##FFFFFF
##AC5550	1.00	5.04	4.17	5.04
#FFFFFF	5.04	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#69644F

Deuteranopia (green-blind)

#7F764E

Tritanopia (blue-blind)

#BB4854

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #ac5550;
/* rgb */ color: rgb(172, 85, 80);
/* oklch */ color: oklch(55.5% 0.115 24.9);

Tailwind

colors: {
  custom: {
    50: '#c98781',
    500: '#ac5550',
    950: '#000000',
  },
}

SCSS

$custom: #ac5550;
$custom-light: #c98781;
$custom-dark: #000000;

JSON

{
  "hex": "#ac5550",
  "rgb": {
    "r": 172,
    "g": 85,
    "b": 80
  },
  "hsl": {
    "h": 3.261,
    "s": 36.508,
    "l": 49.412
  },
  "oklch": {
    "l": 0.55456,
    "c": 0.11496,
    "h": 24.9
  },
  "luminance": 0.15847
}

Semantic roles & 50–950 ramp

primary

#AC5550

secondary

#97BFC1

accent

#C6CD5B

background

#FCF8F7

surface

#F9F0EE

border

#D2CBC9

text

#140B0A

muted

#827C7C

Preview Lab

Preview with #AC5550

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

Preview Lab → · Contrast checker → · Palette generator →