#556BA2#556BA2

#556BA2 is a mid, moderate blue. Relative luminance 0.151; OKLCH L 53.4% C 0.091 H 266.8°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#556BA2
RGB	rgb(85, 107, 162)
HSL	hsl(223, 31%, 48%)
HSV	hsv(223, 48%, 64%)
CMYK	cmyk(47.5%, 34%, 0%, 36.5%)
CIE-LAB	lab(45.71, 7.32, -32.24)
CIE-LCH	lch(45.71, 33.06, 282.80°)
OKLab	oklab(53.44% -0.0051 -0.0906)
OKLCH	oklch(53.44% 0.091 266.8)
XYZ	xyz(15.5235, 15.0544, 36.2632)
Luminance	0.1505 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#556BA2 #A28C55

analogous

#5591A2 #556BA2 #6555A2

triadic

#556BA2 #A2556B #6BA255

tetradic

#556BA2 #A25591 #A28C55 #55A265

square

#556BA2 #A25591 #A28C55 #55A265

split-complementary

#556BA2 #A26555 #91A255

monochromatic

#2B3652 #40507A #556BA2 #7B8DBA #A3AFCF

Accessibility & contrast

On white

5.24

#556BA2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#556BA2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #556BA2

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##556BA2	#FFFFFF	#000000	##FFFFFF
##556BA2	1.00	5.24	4.01	5.24
#FFFFFF	5.24	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5770A4

Deuteranopia (green-blind)

#4F69A1

Tritanopia (blue-blind)

#37777F

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #556ba2;
/* rgb */ color: rgb(85, 107, 162);
/* oklch */ color: oklch(53.4% 0.091 266.8);

Tailwind

colors: {
  custom: {
    50: '#8995be',
    500: '#556ba2',
    950: '#000000',
  },
}

SCSS

$custom: #556ba2;
$custom-light: #8995be;
$custom-dark: #000000;

JSON

{
  "hex": "#556ba2",
  "rgb": {
    "r": 85,
    "g": 107,
    "b": 162
  },
  "hsl": {
    "h": 222.857,
    "s": 31.174,
    "l": 48.431
  },
  "oklch": {
    "l": 0.53444,
    "c": 0.09076,
    "h": 266.8
  },
  "luminance": 0.15055
}

Semantic roles & 50–950 ramp

primary

#556BA2

secondary

#BCB197

accent

#AA60C7

background

#F8F9FB

surface

#F0F1F6

border

#CBCBD0

text

#0C0D12

muted

#7D7E81

Preview Lab

Preview with #556BA2

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

Preview Lab → · Contrast checker → · Palette generator →