#556D8A#556D8A

#556D8A is a mid, muted cyan. Relative luminance 0.147; OKLCH L 52.7% C 0.054 H 253.5°. Best body text is #FFFFFF at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#556D8A
RGB	rgb(85, 109, 138)
HSL	hsl(213, 24%, 44%)
HSV	hsv(213, 38%, 54%)
CMYK	cmyk(38.4%, 21%, 0%, 45.9%)
CIE-LAB	lab(45.22, -1.10, -18.76)
CIE-LCH	lch(45.22, 18.79, 266.65°)
OKLab	oklab(52.72% -0.0154 -0.0519)
OKLCH	oklch(52.72% 0.054 253.5)
XYZ	xyz(13.8010, 14.7028, 26.1506)
Luminance	0.1470 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#556D8A #8A7255

analogous

#55878A #556D8A #57558A

triadic

#556D8A #8A556D #6D8A55

tetradic

#556D8A #8A5587 #8A7255 #558A57

square

#556D8A #8A5587 #8A7255 #558A57

split-complementary

#556D8A #8A5755 #878A55

monochromatic

#26313E #3E4F64 #556D8A #738CA9 #99ABC0

Accessibility & contrast

On white

5.33

#556D8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#556D8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #556D8A

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##556D8A	#FFFFFF	#000000	##FFFFFF
##556D8A	1.00	5.33	3.94	5.33
#FFFFFF	5.33	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#626E8B

Deuteranopia (green-blind)

#5C6989

Tritanopia (blue-blind)

#437377

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #556d8a;
/* rgb */ color: rgb(85, 109, 138);
/* oklch */ color: oklch(52.7% 0.054 253.5);

Tailwind

colors: {
  custom: {
    50: '#8796ac',
    500: '#556d8a',
    950: '#000000',
  },
}

SCSS

$custom: #556d8a;
$custom-light: #8796ac;
$custom-dark: #000000;

JSON

{
  "hex": "#556d8a",
  "rgb": {
    "r": 85,
    "g": 109,
    "b": 138
  },
  "hsl": {
    "h": 212.83,
    "s": 23.767,
    "l": 43.725
  },
  "oklch": {
    "l": 0.52715,
    "c": 0.05412,
    "h": 253.5
  },
  "luminance": 0.14704
}

Semantic roles & 50–950 ramp

primary

#556D8A

secondary

#AE9F8D

accent

#9868C0

background

#F8F9FA

surface

#EFF2F4

border

#CACCCE

text

#0B0D10

muted

#7C7E7F

Preview Lab

Preview with #556D8A

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

Preview Lab → · Contrast checker → · Palette generator →