#3B49BB#3B49BB

#3B49BB is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.6% C 0.178 H 272.1°. Best body text is #FFFFFF at 7.35:1 contrast (WCAG AA passes).

Color values

HEX	#3B49BB
RGB	rgb(59, 73, 187)
HSL	hsl(233, 52%, 48%)
HSV	hsv(233, 68%, 73%)
CMYK	cmyk(68.4%, 61%, 0%, 26.7%)
CIE-LAB	lab(36.52, 32.24, -61.77)
CIE-LCH	lch(36.52, 69.68, 297.56°)
OKLab	oklab(46.55% 0.0066 -0.1781)
OKLCH	oklch(46.55% 0.178 272.1)
XYZ	xyz(13.1528, 9.2815, 48.1024)
Luminance	0.0928 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.71

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B49BB #BBAD3B

analogous

#3B89BB #3B49BB #6D3BBB

triadic

#3B49BB #BB3B49 #49BB3B

tetradic

#3B49BB #BB3B89 #BBAD3B #3BBB6D

square

#3B49BB #BB3B89 #BBAD3B #3BBB6D

split-complementary

#3B49BB #BB6D3B #89BB3B

monochromatic

#1E255E #2C378C #3B49BB #6570CE #939BDD

Accessibility & contrast

On white

7.35

#3B49BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#3B49BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B49BB

7.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B49BB	#FFFFFF	#000000	##FFFFFF
##3B49BB	1.00	7.35	2.86	7.35
#FFFFFF	7.35	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CBF

Deuteranopia (green-blind)

#0050B9

Tritanopia (blue-blind)

#00667B

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #3b49bb;
/* rgb */ color: rgb(59, 73, 187);
/* oklch */ color: oklch(46.6% 0.178 272.1);

Tailwind

colors: {
  custom: {
    50: '#817bd0',
    500: '#3b49bb',
    950: '#000000',
  },
}

SCSS

$custom: #3b49bb;
$custom-light: #817bd0;
$custom-dark: #000000;

JSON

{
  "hex": "#3b49bb",
  "rgb": {
    "r": 59,
    "g": 73,
    "b": 187
  },
  "hsl": {
    "h": 233.438,
    "s": 52.033,
    "l": 48.235
  },
  "oklch": {
    "l": 0.46552,
    "c": 0.17825,
    "h": 272.1
  },
  "luminance": 0.09283
}

Semantic roles & 50–950 ramp

primary

#3B49BB

secondary

#C8C18A

accent

#CC4CDB

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0914

muted

#7D7B82

Preview Lab

Preview with #3B49BB

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

Preview Lab → · Contrast checker → · Palette generator →