#3558BA#3558BA

#3558BA is a mid, vivid blue. Relative luminance 0.113; OKLCH L 49.1% C 0.160 H 265.9°. Best body text is #FFFFFF at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#3558BA
RGB	rgb(53, 88, 186)
HSL	hsl(224, 56%, 47%)
HSV	hsv(224, 72%, 73%)
CMYK	cmyk(71.5%, 52.7%, 0%, 27.1%)
CIE-LAB	lab(40.05, 21.32, -55.47)
CIE-LCH	lch(40.05, 59.42, 291.02°)
OKLab	oklab(49.09% -0.0115 -0.1595)
OKLCH	oklch(49.09% 0.16 265.9)
XYZ	xyz(13.8177, 11.2801, 47.8939)
Luminance	0.1128 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3558BA #BA9735

analogous

#359BBA #3558BA #5535BA

triadic

#3558BA #BA3558 #58BA35

tetradic

#3558BA #BA359B #BA9735 #35BA55

square

#3558BA #BA359B #BA9735 #35BA55

split-complementary

#3558BA #BA5535 #9BBA35

monochromatic

#1A2B5B #27418A #3558BA #5C7AD0 #8BA1DE

Accessibility & contrast

On white

6.45

#3558BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#3558BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3558BA

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3558BA	#FFFFFF	#000000	##FFFFFF
##3558BA	1.00	6.45	3.26	6.45
#FFFFFF	6.45	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1565BD

Deuteranopia (green-blind)

#0059B8

Tritanopia (blue-blind)

#007080

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #3558ba;
/* rgb */ color: rgb(53, 88, 186);
/* oklch */ color: oklch(49.1% 0.160 265.9);

Tailwind

colors: {
  custom: {
    50: '#7d86cf',
    500: '#3558ba',
    950: '#000000',
  },
}

SCSS

$custom: #3558ba;
$custom-light: #7d86cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3558ba",
  "rgb": {
    "r": 53,
    "g": 88,
    "b": 186
  },
  "hsl": {
    "h": 224.211,
    "s": 55.649,
    "l": 46.863
  },
  "oklch": {
    "l": 0.49087,
    "c": 0.15995,
    "h": 265.9
  },
  "luminance": 0.11282
}

Semantic roles & 50–950 ramp

primary

#3558BA

secondary

#C8B682

accent

#B749DF

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #3558BA

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

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