#556CA5#556CA5

#556CA5 is a mid, moderate blue. Relative luminance 0.154; OKLCH L 53.8% C 0.094 H 266.6°. Best body text is #FFFFFF at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#556CA5
RGB	rgb(85, 108, 165)
HSL	hsl(223, 32%, 49%)
HSV	hsv(223, 48%, 65%)
CMYK	cmyk(48.5%, 34.5%, 0%, 35.3%)
CIE-LAB	lab(46.14, 7.65, -33.33)
CIE-LCH	lch(46.14, 34.19, 282.92°)
OKLab	oklab(53.83% -0.0056 -0.0938)
OKLCH	oklch(53.83% 0.094 266.6)
XYZ	xyz(15.8982, 15.3720, 37.7194)
Luminance	0.1537 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#556CA5 #A58E55

analogous

#5594A5 #556CA5 #6655A5

triadic

#556CA5 #A5556C #6CA555

tetradic

#556CA5 #A55594 #A58E55 #55A566

square

#556CA5 #A55594 #A58E55 #55A566

split-complementary

#556CA5 #A56655 #94A555

monochromatic

#2B3754 #40527D #556CA5 #7C8EBB #A4B1D0

Accessibility & contrast

On white

5.15

#556CA5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#556CA5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #556CA5

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##556CA5	#FFFFFF	#000000	##FFFFFF
##556CA5	1.00	5.15	4.07	5.15
#FFFFFF	5.15	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5771A7

Deuteranopia (green-blind)

#4E6AA4

Tritanopia (blue-blind)

#357881

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #556ca5;
/* rgb */ color: rgb(85, 108, 165);
/* oklch */ color: oklch(53.8% 0.094 266.6);

Tailwind

colors: {
  custom: {
    50: '#8995c0',
    500: '#556ca5',
    950: '#000000',
  },
}

SCSS

$custom: #556ca5;
$custom-light: #8995c0;
$custom-dark: #000000;

JSON

{
  "hex": "#556ca5",
  "rgb": {
    "r": 85,
    "g": 108,
    "b": 165
  },
  "hsl": {
    "h": 222.75,
    "s": 32,
    "l": 49.02
  },
  "oklch": {
    "l": 0.53826,
    "c": 0.09393,
    "h": 266.6
  },
  "luminance": 0.15373
}

Semantic roles & 50–950 ramp

primary

#556CA5

secondary

#BEB398

accent

#AA60C8

background

#F8F9FB

surface

#F0F1F7

border

#CBCBD0

text

#0C0D12

muted

#7D7E81

Preview Lab

Preview with #556CA5

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

Preview Lab → · Contrast checker → · Palette generator →