#3547BF#3547BF

#3547BF is a mid, vivid blue. Relative luminance 0.090; OKLCH L 46.2% C 0.188 H 270.5°. Best body text is #FFFFFF at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#3547BF
RGB	rgb(53, 71, 191)
HSL	hsl(232, 57%, 48%)
HSV	hsv(232, 72%, 75%)
CMYK	cmyk(72.3%, 62.8%, 0%, 25.1%)
CIE-LAB	lab(36.03, 34.15, -64.93)
CIE-LCH	lch(36.03, 73.37, 297.74°)
OKLab	oklab(46.2% 0.0017 -0.1876)
OKLCH	oklch(46.2% 0.188 270.5)
XYZ	xyz(13.1222, 9.0236, 50.3303)
Luminance	0.0902 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.57

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3547BF #BFAD35

analogous

#358CBF #3547BF #6835BF

triadic

#3547BF #BF3547 #47BF35

tetradic

#3547BF #BF358C #BFAD35 #35BF68

square

#3547BF #BF358C #BFAD35 #35BF68

split-complementary

#3547BF #BF6835 #8CBF35

monochromatic

#1A235F #28358F #3547BF #5F6ED3 #8F99E0

Accessibility & contrast

On white

7.49

#3547BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#3547BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3547BF

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3547BF	#FFFFFF	#000000	##FFFFFF
##3547BF	1.00	7.49	2.81	7.49
#FFFFFF	7.49	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC3

Deuteranopia (green-blind)

#004EBD

Tritanopia (blue-blind)

#00667C

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3547bf;
/* rgb */ color: rgb(53, 71, 191);
/* oklch */ color: oklch(46.2% 0.188 270.5);

Tailwind

colors: {
  custom: {
    50: '#7f7ad3',
    500: '#3547bf',
    950: '#000000',
  },
}

SCSS

$custom: #3547bf;
$custom-light: #7f7ad3;
$custom-dark: #000000;

JSON

{
  "hex": "#3547bf",
  "rgb": {
    "r": 53,
    "g": 71,
    "b": 191
  },
  "hsl": {
    "h": 232.174,
    "s": 56.557,
    "l": 47.843
  },
  "oklch": {
    "l": 0.46204,
    "c": 0.18758,
    "h": 270.5
  },
  "luminance": 0.09025
}

Semantic roles & 50–950 ramp

primary

#3547BF

secondary

#CAC185

accent

#CC48E0

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #3547BF

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

Preview Lab → · Contrast checker → · Palette generator →