#3559BA#3559BA

#3559BA is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.3% C 0.159 H 265.5°. Best body text is #FFFFFF at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#3559BA
RGB	rgb(53, 89, 186)
HSL	hsl(224, 56%, 47%)
HSV	hsv(224, 72%, 73%)
CMYK	cmyk(71.5%, 52.2%, 0%, 27.1%)
CIE-LAB	lab(40.32, 20.67, -55.03)
CIE-LCH	lch(40.32, 58.78, 290.59°)
OKLab	oklab(49.29% -0.0123 -0.1582)
OKLCH	oklch(49.29% 0.159 265.5)
XYZ	xyz(13.9004, 11.4454, 47.9215)
Luminance	0.1145 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3559BA #BA9635

analogous

#359CBA #3559BA #5335BA

triadic

#3559BA #BA3559 #59BA35

tetradic

#3559BA #BA359C #BA9635 #35BA53

square

#3559BA #BA359C #BA9635 #35BA53

split-complementary

#3559BA #BA5335 #9CBA35

monochromatic

#1A2B5B #27428A #3559BA #5C7BD0 #8BA2DE

Accessibility & contrast

On white

6.38

#3559BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#3559BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3559BA

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3559BA	#FFFFFF	#000000	##FFFFFF
##3559BA	1.00	6.38	3.29	6.38
#FFFFFF	6.38	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1965BD

Deuteranopia (green-blind)

#0059B8

Tritanopia (blue-blind)

#007081

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3559ba;
/* rgb */ color: rgb(53, 89, 186);
/* oklch */ color: oklch(49.3% 0.159 265.5);

Tailwind

colors: {
  custom: {
    50: '#7d87cf',
    500: '#3559ba',
    950: '#000000',
  },
}

SCSS

$custom: #3559ba;
$custom-light: #7d87cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3559ba",
  "rgb": {
    "r": 53,
    "g": 89,
    "b": 186
  },
  "hsl": {
    "h": 223.759,
    "s": 55.649,
    "l": 46.863
  },
  "oklch": {
    "l": 0.49293,
    "c": 0.1587,
    "h": 265.5
  },
  "luminance": 0.11447
}

Semantic roles & 50–950 ramp

primary

#3559BA

secondary

#C8B582

accent

#B649DF

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #3559BA

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

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