#556D7A#556D7A

#556D7A is a mid, muted cyan. Relative luminance 0.143; OKLCH L 52.0% C 0.035 H 232.0°. Best body text is #FFFFFF at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#556D7A
RGB	rgb(85, 109, 122)
HSL	hsl(201, 18%, 41%)
HSV	hsv(201, 30%, 48%)
CMYK	cmyk(30.3%, 10.7%, 0%, 52.2%)
CIE-LAB	lab(44.62, -5.51, -10.09)
CIE-LCH	lch(44.62, 11.50, 241.39°)
OKLab	oklab(52.04% -0.0216 -0.0276)
OKLCH	oklch(52.04% 0.035 232)
XYZ	xyz(12.7267, 14.2732, 20.4930)
Luminance	0.1427 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#556D7A #7A6255

analogous

#557A74 #556D7A #555A7A

triadic

#556D7A #7A556D #6D7A55

tetradic

#556D7A #74557A #7A6255 #5A7A55

square

#556D7A #74557A #7A6255 #5A7A55

split-complementary

#556D7A #7A555A #7A7455

monochromatic

#232D32 #3C4D56 #556D7A #708D9C #95A9B5

Accessibility & contrast

On white

5.45

#556D7A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#556D7A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #556D7A

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##556D7A	#FFFFFF	#000000	##FFFFFF
##556D7A	1.00	5.45	3.85	5.45
#FFFFFF	5.45	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#676C7B

Deuteranopia (green-blind)

#61687A

Tritanopia (blue-blind)

#497171

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #556d7a;
/* rgb */ color: rgb(85, 109, 122);
/* oklch */ color: oklch(52.0% 0.035 232.0);

Tailwind

colors: {
  custom: {
    50: '#8696a0',
    500: '#556d7a',
    950: '#000000',
  },
}

SCSS

$custom: #556d7a;
$custom-light: #8696a0;
$custom-dark: #000000;

JSON

{
  "hex": "#556d7a",
  "rgb": {
    "r": 85,
    "g": 109,
    "b": 122
  },
  "hsl": {
    "h": 201.081,
    "s": 17.874,
    "l": 40.588
  },
  "oklch": {
    "l": 0.52041,
    "c": 0.03502,
    "h": 232
  },
  "luminance": 0.14274
}

Semantic roles & 50–950 ramp

primary

#556D7A

secondary

#A39188

accent

#886DBB

background

#F8F9F9

surface

#EFF2F2

border

#CACCCC

text

#0B0D0E

muted

#7C7E7E

Preview Lab

Preview with #556D7A

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

Preview Lab → · Contrast checker → · Palette generator →