#3B48BA#3B48BA

#3B48BA is a mid, vivid blue. Relative luminance 0.091; OKLCH L 46.3% C 0.178 H 272.4°. Best body text is #FFFFFF at 7.44:1 contrast (WCAG AA passes).

Color values

HEX	#3B48BA
RGB	rgb(59, 72, 186)
HSL	hsl(234, 52%, 48%)
HSV	hsv(234, 68%, 73%)
CMYK	cmyk(68.3%, 61.3%, 0%, 27.1%)
CIE-LAB	lab(36.19, 32.52, -61.72)
CIE-LCH	lch(36.19, 69.76, 297.79°)
OKLab	oklab(46.28% 0.0074 -0.178)
OKLCH	oklch(46.28% 0.178 272.4)
XYZ	xyz(12.9809, 9.1085, 47.5189)
Luminance	0.0911 (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

#3B48BA #BAAD3B

analogous

#3B88BA #3B48BA #6D3BBA

triadic

#3B48BA #BA3B48 #48BA3B

tetradic

#3B48BA #BA3B88 #BAAD3B #3BBA6D

square

#3B48BA #BA3B88 #BAAD3B #3BBA6D

split-complementary

#3B48BA #BA6D3B #88BA3B

monochromatic

#1E245D #2C368C #3B48BA #646FCE #939ADD

Accessibility & contrast

On white

7.44

#3B48BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#3B48BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B48BA

7.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B48BA	#FFFFFF	#000000	##FFFFFF
##3B48BA	1.00	7.44	2.82	7.44
#FFFFFF	7.44	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BBE

Deuteranopia (green-blind)

#004FB8

Tritanopia (blue-blind)

#00657A

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3b48ba;
/* rgb */ color: rgb(59, 72, 186);
/* oklch */ color: oklch(46.3% 0.178 272.4);

Tailwind

colors: {
  custom: {
    50: '#817bd0',
    500: '#3b48ba',
    950: '#000000',
  },
}

SCSS

$custom: #3b48ba;
$custom-light: #817bd0;
$custom-dark: #000000;

JSON

{
  "hex": "#3b48ba",
  "rgb": {
    "r": 59,
    "g": 72,
    "b": 186
  },
  "hsl": {
    "h": 233.858,
    "s": 51.837,
    "l": 48.039
  },
  "oklch": {
    "l": 0.46284,
    "c": 0.17814,
    "h": 272.4
  },
  "luminance": 0.0911
}

Semantic roles & 50–950 ramp

primary

#3B48BA

secondary

#C8C189

accent

#CD4DDB

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0914

muted

#7D7B82

Preview Lab

Preview with #3B48BA

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

Preview Lab → · Contrast checker → · Palette generator →