#3558BE#3558BE

#3558BE is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.4% C 0.165 H 266.1°. Best body text is #FFFFFF at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#3558BE
RGB	rgb(53, 88, 190)
HSL	hsl(225, 56%, 48%)
HSV	hsv(225, 72%, 75%)
CMYK	cmyk(72.1%, 53.7%, 0%, 25.5%)
CIE-LAB	lab(40.33, 22.80, -57.34)
CIE-LCH	lch(40.33, 61.71, 291.68°)
OKLab	oklab(49.39% -0.0111 -0.1651)
OKLCH	oklch(49.39% 0.165 266.1)
XYZ	xyz(14.2489, 11.4525, 50.1648)
Luminance	0.1145 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3558BE #BE9B35

analogous

#359CBE #3558BE #5735BE

triadic

#3558BE #BE3558 #58BE35

tetradic

#3558BE #BE359C #BE9B35 #35BE57

square

#3558BE #BE359C #BE9B35 #35BE57

split-complementary

#3558BE #BE5735 #9CBE35

monochromatic

#1A2C5E #28428E #3558BE #5E7CD2 #8EA3DF

Accessibility & contrast

On white

6.38

#3558BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#3558BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3558BE

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3558BE	#FFFFFF	#000000	##FFFFFF
##3558BE	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)

#0966C2

Deuteranopia (green-blind)

#0059BC

Tritanopia (blue-blind)

#007182

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3558be;
/* rgb */ color: rgb(53, 88, 190);
/* oklch */ color: oklch(49.4% 0.165 266.1);

Tailwind

colors: {
  custom: {
    50: '#7e86d2',
    500: '#3558be',
    950: '#000000',
  },
}

SCSS

$custom: #3558be;
$custom-light: #7e86d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3558be",
  "rgb": {
    "r": 53,
    "g": 88,
    "b": 190
  },
  "hsl": {
    "h": 224.672,
    "s": 56.379,
    "l": 47.647
  },
  "oklch": {
    "l": 0.49392,
    "c": 0.16543,
    "h": 266.1
  },
  "luminance": 0.11454
}

Semantic roles & 50–950 ramp

primary

#3558BE

secondary

#CAB885

accent

#B948E0

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #3558BE

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

Preview Lab → · Contrast checker → · Palette generator →