#552B2B#552B2B

#552B2B is a dark, moderate red. Relative luminance 0.038; OKLCH L 34.5% C 0.062 H 20.8°. Best body text is #FFFFFF at 11.89:1 contrast (WCAG AA passes).

Color values

HEX	#552B2B
RGB	rgb(85, 43, 43)
HSL	hsl(0, 33%, 25%)
HSV	hsv(0, 49%, 33%)
CMYK	cmyk(0%, 49.4%, 49.4%, 66.7%)
CIE-LAB	lab(23.11, 19.33, 8.69)
CIE-LCH	lch(23.11, 21.19, 24.22°)
OKLab	oklab(34.46% 0.0582 0.0221)
OKLCH	oklch(34.46% 0.062 20.8)
XYZ	xyz(5.0465, 3.8340, 2.7593)
Luminance	0.0383 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#552B2B #2B5555

analogous

#552B40 #552B2B #55402B

triadic

#552B2B #2B552B #2B2B55

tetradic

#552B2B #40552B #2B5555 #402B55

square

#552B2B #40552B #2B5555 #402B55

split-complementary

#552B2B #2B5540 #2B4055

monochromatic

#140A0A #2C1616 #552B2B #7E4040 #A65454

Accessibility & contrast

On white

11.89

#552B2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#552B2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #552B2B

11.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##552B2B	#FFFFFF	#000000	##FFFFFF
##552B2B	1.00	11.89	1.77	11.89
#FFFFFF	11.89	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#34322B

Deuteranopia (green-blind)

#3E3A2A

Tritanopia (blue-blind)

#5C252B

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #552b2b;
/* rgb */ color: rgb(85, 43, 43);
/* oklch */ color: oklch(34.5% 0.062 20.8);

Tailwind

colors: {
  custom: {
    50: '#876564',
    500: '#552b2b',
    950: '#000000',
  },
}

SCSS

$custom: #552b2b;
$custom-light: #876564;
$custom-dark: #000000;

JSON

{
  "hex": "#552b2b",
  "rgb": {
    "r": 85,
    "g": 43,
    "b": 43
  },
  "hsl": {
    "h": 0,
    "s": 32.812,
    "l": 25.098
  },
  "oklch": {
    "l": 0.34459,
    "c": 0.0622,
    "h": 20.8
  },
  "luminance": 0.03833
}

Semantic roles & 50–950 ramp

primary

#552B2B

secondary

#558787

accent

#C9C95F

background

#F8F6F5

surface

#F0EBEA

border

#CBC6C6

text

#0C0505

muted

#7D7A79

Preview Lab

Preview with #552B2B

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

Preview Lab → · Contrast checker → · Palette generator →