#556ABA#556ABA

#556ABA is a mid, vivid blue. Relative luminance 0.158; OKLCH L 54.6% C 0.127 H 270.6°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#556ABA
RGB	rgb(85, 106, 186)
HSL	hsl(228, 42%, 53%)
HSV	hsv(228, 54%, 73%)
CMYK	cmyk(54.3%, 43%, 0%, 27.1%)
CIE-LAB	lab(46.69, 15.64, -44.72)
CIE-LCH	lch(46.69, 47.37, 289.28°)
OKLab	oklab(54.61% 0.0014 -0.127)
OKLCH	oklch(54.61% 0.127 270.6)
XYZ	xyz(17.7604, 15.7833, 48.5554)
Luminance	0.1578 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#556ABA #BAA555

analogous

#559CBA #556ABA #7255BA

triadic

#556ABA #BA556A #6ABA55

tetradic

#556ABA #BA559C #BAA555 #55BA72

square

#556ABA #BA559C #BAA555 #55BA72

split-complementary

#556ABA #BA7255 #9CBA55

monochromatic

#2B386A #3D4F95 #556ABA #8190CC #ACB6DD

Accessibility & contrast

On white

5.05

#556ABA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#556ABA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #556ABA

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##556ABA	#FFFFFF	#000000	##FFFFFF
##556ABA	1.00	5.05	4.16	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4873BD

Deuteranopia (green-blind)

#3C6BB8

Tritanopia (blue-blind)

#217B89

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #556aba;
/* rgb */ color: rgb(85, 106, 186);
/* oklch */ color: oklch(54.6% 0.127 270.6);

Tailwind

colors: {
  custom: {
    50: '#8c94cf',
    500: '#556aba',
    950: '#000000',
  },
}

SCSS

$custom: #556aba;
$custom-light: #8c94cf;
$custom-dark: #000000;

JSON

{
  "hex": "#556aba",
  "rgb": {
    "r": 85,
    "g": 106,
    "b": 186
  },
  "hsl": {
    "h": 227.525,
    "s": 42.259,
    "l": 53.137
  },
  "oklch": {
    "l": 0.54611,
    "c": 0.12704,
    "h": 270.6
  },
  "luminance": 0.15785
}

Semantic roles & 50–950 ramp

primary

#556ABA

secondary

#CBC2A0

accent

#B856D2

background

#F8F9FC

surface

#F0F1F9

border

#CBCBD2

text

#0D0D14

muted

#7D7E82

Preview Lab

Preview with #556ABA

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

Preview Lab → · Contrast checker → · Palette generator →