#3E48BB#3E48BB

#3E48BB is a mid, vivid blue. Relative luminance 0.092; OKLCH L 46.5% C 0.179 H 273.4°. Best body text is #FFFFFF at 7.37:1 contrast (WCAG AA passes).

Color values

HEX	#3E48BB
RGB	rgb(62, 72, 187)
HSL	hsl(235, 50%, 49%)
HSV	hsv(235, 67%, 73%)
CMYK	cmyk(66.8%, 61.5%, 0%, 26.7%)
CIE-LAB	lab(36.45, 33.30, -61.87)
CIE-LCH	lch(36.45, 70.27, 298.29°)
OKLab	oklab(46.55% 0.0106 -0.1784)
OKLCH	oklch(46.55% 0.179 273.4)
XYZ	xyz(13.2706, 9.2455, 48.0893)
Luminance	0.0925 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E48BB #BBB13E

analogous

#3E87BB #3E48BB #733EBB

triadic

#3E48BB #BB3E48 #48BB3E

tetradic

#3E48BB #BB3E87 #BBB13E #3EBB73

square

#3E48BB #BB3E87 #BBB13E #3EBB73

split-complementary

#3E48BB #BB733E #87BB3E

monochromatic

#20255F #2F368D #3E48BB #6971CD #979CDC

Accessibility & contrast

On white

7.37

#3E48BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#3E48BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E48BB

7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E48BB	#FFFFFF	#000000	##FFFFFF
##3E48BB	1.00	7.37	2.85	7.37
#FFFFFF	7.37	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BBF

Deuteranopia (green-blind)

#0050B9

Tritanopia (blue-blind)

#00657A

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #3e48bb;
/* rgb */ color: rgb(62, 72, 187);
/* oklch */ color: oklch(46.5% 0.179 273.4);

Tailwind

colors: {
  custom: {
    50: '#827bd0',
    500: '#3e48bb',
    950: '#000000',
  },
}

SCSS

$custom: #3e48bb;
$custom-light: #827bd0;
$custom-dark: #000000;

JSON

{
  "hex": "#3e48bb",
  "rgb": {
    "r": 62,
    "g": 72,
    "b": 187
  },
  "hsl": {
    "h": 235.2,
    "s": 50.201,
    "l": 48.824
  },
  "oklch": {
    "l": 0.46549,
    "c": 0.17869,
    "h": 273.4
  },
  "luminance": 0.09247
}

Semantic roles & 50–950 ramp

primary

#3E48BB

secondary

#C8C38D

accent

#CF4EDA

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0914

muted

#7D7B82

Preview Lab

Preview with #3E48BB

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

Preview Lab → · Contrast checker → · Palette generator →