#556E8A#556E8A

#556E8A is a mid, muted cyan. Relative luminance 0.149; OKLCH L 52.9% C 0.053 H 251.7°. Best body text is #FFFFFF at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#556E8A
RGB	rgb(85, 110, 138)
HSL	hsl(212, 24%, 44%)
HSV	hsv(212, 38%, 54%)
CMYK	cmyk(38.4%, 20.3%, 0%, 45.9%)
CIE-LAB	lab(45.52, -1.70, -18.30)
CIE-LCH	lch(45.52, 18.38, 264.71°)
OKLab	oklab(52.95% -0.0168 -0.0506)
OKLCH	oklch(52.95% 0.053 251.7)
XYZ	xyz(13.9082, 14.9174, 26.1863)
Luminance	0.1492 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#556E8A #8A7155

analogous

#55888A #556E8A #56558A

triadic

#556E8A #8A556E #6E8A55

tetradic

#556E8A #8A5588 #8A7155 #558A56

square

#556E8A #8A5588 #8A7155 #558A56

split-complementary

#556E8A #8A5655 #888A55

monochromatic

#26323E #3E5064 #556E8A #738DA9 #99ACC0

Accessibility & contrast

On white

5.27

#556E8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#556E8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #556E8A

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##556E8A	#FFFFFF	#000000	##FFFFFF
##556E8A	1.00	5.27	3.98	5.27
#FFFFFF	5.27	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#636F8B

Deuteranopia (green-blind)

#5D6989

Tritanopia (blue-blind)

#437477

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #556e8a;
/* rgb */ color: rgb(85, 110, 138);
/* oklch */ color: oklch(52.9% 0.053 251.7);

Tailwind

colors: {
  custom: {
    50: '#8797ac',
    500: '#556e8a',
    950: '#000000',
  },
}

SCSS

$custom: #556e8a;
$custom-light: #8797ac;
$custom-dark: #000000;

JSON

{
  "hex": "#556e8a",
  "rgb": {
    "r": 85,
    "g": 110,
    "b": 138
  },
  "hsl": {
    "h": 211.698,
    "s": 23.767,
    "l": 43.725
  },
  "oklch": {
    "l": 0.52948,
    "c": 0.0533,
    "h": 251.7
  },
  "luminance": 0.14918
}

Semantic roles & 50–950 ramp

primary

#556E8A

secondary

#AE9E8D

accent

#9668C0

background

#F8F9FA

surface

#EFF2F4

border

#CACCCE

text

#0B0D10

muted

#7C7E7F

Preview Lab

Preview with #556E8A

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

Preview Lab → · Contrast checker → · Palette generator →