#556A8A#556A8A

#556A8A is a mid, muted blue. Relative luminance 0.141; OKLCH L 52.0% C 0.057 H 258.7°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#556A8A
RGB	rgb(85, 106, 138)
HSL	hsl(216, 24%, 44%)
HSV	hsv(216, 38%, 54%)
CMYK	cmyk(38.4%, 23.2%, 0%, 45.9%)
CIE-LAB	lab(44.34, 0.71, -20.12)
CIE-LCH	lch(44.34, 20.13, 272.02°)
OKLab	oklab(52.02% -0.0112 -0.0557)
OKLCH	oklch(52.02% 0.057 258.7)
XYZ	xyz(13.4864, 14.0737, 26.0457)
Luminance	0.1407 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#556A8A #8A7555

analogous

#55848A #556A8A #5A558A

triadic

#556A8A #8A556A #6A8A55

tetradic

#556A8A #8A5584 #8A7555 #558A5A

square

#556A8A #8A5584 #8A7555 #558A5A

split-complementary

#556A8A #8A5A55 #848A55

monochromatic

#26303E #3E4D64 #556A8A #7389A9 #99A9C0

Accessibility & contrast

On white

5.50

#556A8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#556A8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #556A8A

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##556A8A	#FFFFFF	#000000	##FFFFFF
##556A8A	1.00	5.50	3.81	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F6C8B

Deuteranopia (green-blind)

#596789

Tritanopia (blue-blind)

#447175

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #556a8a;
/* rgb */ color: rgb(85, 106, 138);
/* oklch */ color: oklch(52.0% 0.057 258.7);

Tailwind

colors: {
  custom: {
    50: '#8794ac',
    500: '#556a8a',
    950: '#000000',
  },
}

SCSS

$custom: #556a8a;
$custom-light: #8794ac;
$custom-dark: #000000;

JSON

{
  "hex": "#556a8a",
  "rgb": {
    "r": 85,
    "g": 106,
    "b": 138
  },
  "hsl": {
    "h": 216.226,
    "s": 23.767,
    "l": 43.725
  },
  "oklch": {
    "l": 0.5202,
    "c": 0.05686,
    "h": 258.7
  },
  "luminance": 0.14074
}

Semantic roles & 50–950 ramp

primary

#556A8A

secondary

#AEA18D

accent

#9D68C0

background

#F8F9FA

surface

#EFF1F4

border

#CACBCE

text

#0B0D10

muted

#7C7E7F

Preview Lab

Preview with #556A8A

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

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