#3556BA#3556BA

#3556BA is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.7% C 0.162 H 266.5°. Best body text is #FFFFFF at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#3556BA
RGB	rgb(53, 86, 186)
HSL	hsl(225, 56%, 47%)
HSV	hsv(225, 72%, 73%)
CMYK	cmyk(71.5%, 53.8%, 0%, 27.1%)
CIE-LAB	lab(39.51, 22.62, -56.34)
CIE-LCH	lch(39.51, 60.72, 291.88°)
OKLab	oklab(48.68% -0.0098 -0.1621)
OKLCH	oklch(48.68% 0.162 266.5)
XYZ	xyz(13.6558, 10.9562, 47.8399)
Luminance	0.1096 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3556BA #BA9935

analogous

#3599BA #3556BA #5735BA

triadic

#3556BA #BA3556 #56BA35

tetradic

#3556BA #BA3599 #BA9935 #35BA57

square

#3556BA #BA3599 #BA9935 #35BA57

split-complementary

#3556BA #BA5735 #99BA35

monochromatic

#1A2A5B #27408A #3556BA #5C79D0 #8BA0DE

Accessibility & contrast

On white

6.58

#3556BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#3556BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3556BA

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3556BA	#FFFFFF	#000000	##FFFFFF
##3556BA	1.00	6.58	3.19	6.58
#FFFFFF	6.58	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0963BE

Deuteranopia (green-blind)

#0057B8

Tritanopia (blue-blind)

#006E7F

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3556ba;
/* rgb */ color: rgb(53, 86, 186);
/* oklch */ color: oklch(48.7% 0.162 266.5);

Tailwind

colors: {
  custom: {
    50: '#7d85cf',
    500: '#3556ba',
    950: '#000000',
  },
}

SCSS

$custom: #3556ba;
$custom-light: #7d85cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3556ba",
  "rgb": {
    "r": 53,
    "g": 86,
    "b": 186
  },
  "hsl": {
    "h": 225.113,
    "s": 55.649,
    "l": 46.863
  },
  "oklch": {
    "l": 0.48677,
    "c": 0.16245,
    "h": 266.5
  },
  "luminance": 0.10958
}

Semantic roles & 50–950 ramp

primary

#3556BA

secondary

#C8B782

accent

#BA49DF

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #3556BA

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

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