#3E48B7#3E48B7

#3E48B7 is a mid, vivid blue. Relative luminance 0.091; OKLCH L 46.2% C 0.173 H 273.5°. Best body text is #FFFFFF at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#3E48B7
RGB	rgb(62, 72, 183)
HSL	hsl(235, 49%, 48%)
HSV	hsv(235, 66%, 72%)
CMYK	cmyk(66.1%, 60.7%, 0%, 28.2%)
CIE-LAB	lab(36.13, 31.91, -60.04)
CIE-LCH	lch(36.13, 67.99, 297.99°)
OKLab	oklab(46.21% 0.0107 -0.173)
OKLCH	oklch(46.21% 0.173 273.5)
XYZ	xyz(12.8484, 9.0766, 45.8654)
Luminance	0.0908 (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

#3E48B7 #B7AD3E

analogous

#3E85B7 #3E48B7 #703EB7

triadic

#3E48B7 #B73E48 #48B73E

tetradic

#3E48B7 #B73E85 #B7AD3E #3EB770

square

#3E48B7 #B73E85 #B7AD3E #3EB770

split-complementary

#3E48B7 #B7703E #85B73E

monochromatic

#1F245C #2F3689 #3E48B7 #676FCB #949ADB

Accessibility & contrast

On white

7.46

#3E48B7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#3E48B7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E48B7

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E48B7	#FFFFFF	#000000	##FFFFFF
##3E48B7	1.00	7.46	2.82	7.46
#FFFFFF	7.46	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BBB

Deuteranopia (green-blind)

#0050B5

Tritanopia (blue-blind)

#006478

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3e48b7;
/* rgb */ color: rgb(62, 72, 183);
/* oklch */ color: oklch(46.2% 0.173 273.5);

Tailwind

colors: {
  custom: {
    50: '#817bcd',
    500: '#3e48b7',
    950: '#000000',
  },
}

SCSS

$custom: #3e48b7;
$custom-light: #817bcd;
$custom-dark: #000000;

JSON

{
  "hex": "#3e48b7",
  "rgb": {
    "r": 62,
    "g": 72,
    "b": 183
  },
  "hsl": {
    "h": 235.041,
    "s": 49.388,
    "l": 48.039
  },
  "oklch": {
    "l": 0.46212,
    "c": 0.17332,
    "h": 273.5
  },
  "luminance": 0.09078
}

Semantic roles & 50–950 ramp

primary

#3E48B7

secondary

#C6C18A

accent

#CE4FD9

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0914

muted

#7D7B82

Preview Lab

Preview with #3E48B7

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

Preview Lab → · Contrast checker → · Palette generator →