#556DAE#556DAE

#556DAE is a mid, moderate blue. Relative luminance 0.159; OKLCH L 54.5% C 0.106 H 267.5°. Best body text is #FFFFFF at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#556DAE
RGB	rgb(85, 109, 174)
HSL	hsl(224, 35%, 51%)
HSV	hsv(224, 51%, 68%)
CMYK	cmyk(51.1%, 37.4%, 0%, 31.8%)
CIE-LAB	lab(46.87, 9.89, -37.44)
CIE-LCH	lch(46.87, 38.72, 284.79°)
OKLab	oklab(54.54% -0.0046 -0.1057)
OKLCH	oklch(54.54% 0.106 267.5)
XYZ	xyz(16.8524, 15.9234, 42.2217)
Luminance	0.1593 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#556DAE #AE9655

analogous

#5599AE #556DAE #6955AE

triadic

#556DAE #AE556D #6DAE55

tetradic

#556DAE #AE5599 #AE9655 #55AE69

square

#556DAE #AE5599 #AE9655 #55AE69

split-complementary

#556DAE #AE6955 #99AE55

monochromatic

#2C395D #405386 #556DAE #7E91C2 #A8B4D5

Accessibility & contrast

On white

5.02

#556DAE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#556DAE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #556DAE

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##556DAE	#FFFFFF	#000000	##FFFFFF
##556DAE	1.00	5.02	4.18	5.02
#FFFFFF	5.02	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5473B1

Deuteranopia (green-blind)

#4A6BAD

Tritanopia (blue-blind)

#2D7B85

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #556dae;
/* rgb */ color: rgb(85, 109, 174);
/* oklch */ color: oklch(54.5% 0.106 267.5);

Tailwind

colors: {
  custom: {
    50: '#8a96c6',
    500: '#556dae',
    950: '#000000',
  },
}

SCSS

$custom: #556dae;
$custom-light: #8a96c6;
$custom-dark: #000000;

JSON

{
  "hex": "#556dae",
  "rgb": {
    "r": 85,
    "g": 109,
    "b": 174
  },
  "hsl": {
    "h": 223.82,
    "s": 35.458,
    "l": 50.784
  },
  "oklch": {
    "l": 0.54543,
    "c": 0.10583,
    "h": 267.5
  },
  "luminance": 0.15925
}

Semantic roles & 50–950 ramp

primary

#556DAE

secondary

#C3B99C

accent

#AE5CCB

background

#F8F9FC

surface

#F0F1F8

border

#CBCBD1

text

#0C0D13

muted

#7D7E82

Preview Lab

Preview with #556DAE

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

Preview Lab → · Contrast checker → · Palette generator →