#3548BC#3548BC

#3548BC is a mid, vivid blue. Relative luminance 0.090; OKLCH L 46.1% C 0.182 H 270.3°. Best body text is #FFFFFF at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#3548BC
RGB	rgb(53, 72, 188)
HSL	hsl(232, 56%, 47%)
HSV	hsv(232, 72%, 74%)
CMYK	cmyk(71.8%, 61.7%, 0%, 26.3%)
CIE-LAB	lab(36.02, 32.44, -63.18)
CIE-LCH	lch(36.02, 71.02, 297.18°)
OKLab	oklab(46.12% 0.0011 -0.1824)
OKLCH	oklch(46.12% 0.182 270.3)
XYZ	xyz(12.8596, 9.0211, 48.6307)
Luminance	0.0902 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3548BC #BCA935

analogous

#358BBC #3548BC #6635BC

triadic

#3548BC #BC3548 #48BC35

tetradic

#3548BC #BC358B #BCA935 #35BC66

square

#3548BC #BC358B #BCA935 #35BC66

split-complementary

#3548BC #BC6635 #8BBC35

monochromatic

#1A235D #28368C #3548BC #5D6DD1 #8D98DF

Accessibility & contrast

On white

7.49

#3548BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#3548BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3548BC

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3548BC	#FFFFFF	#000000	##FFFFFF
##3548BC	1.00	7.49	2.80	7.49
#FFFFFF	7.49	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC0

Deuteranopia (green-blind)

#004FBA

Tritanopia (blue-blind)

#00667B

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3548bc;
/* rgb */ color: rgb(53, 72, 188);
/* oklch */ color: oklch(46.1% 0.182 270.3);

Tailwind

colors: {
  custom: {
    50: '#7f7bd1',
    500: '#3548bc',
    950: '#000000',
  },
}

SCSS

$custom: #3548bc;
$custom-light: #7f7bd1;
$custom-dark: #000000;

JSON

{
  "hex": "#3548bc",
  "rgb": {
    "r": 53,
    "g": 72,
    "b": 188
  },
  "hsl": {
    "h": 231.556,
    "s": 56.017,
    "l": 47.255
  },
  "oklch": {
    "l": 0.46123,
    "c": 0.18242,
    "h": 270.3
  },
  "luminance": 0.09022
}

Semantic roles & 50–950 ramp

primary

#3548BC

secondary

#C9BF84

accent

#CA48DF

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0B0914

muted

#7C7B83

Preview Lab

Preview with #3548BC

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

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