#3D47BB#3D47BB

#3D47BB is a mid, vivid blue. Relative luminance 0.091; OKLCH L 46.3% C 0.180 H 273.3°. Best body text is #FFFFFF at 7.45:1 contrast (WCAG AA passes).

Color values

HEX	#3D47BB
RGB	rgb(61, 71, 187)
HSL	hsl(235, 51%, 49%)
HSV	hsv(235, 67%, 73%)
CMYK	cmyk(67.4%, 62%, 0%, 26.7%)
CIE-LAB	lab(36.15, 33.79, -62.37)
CIE-LCH	lch(36.15, 70.94, 298.45°)
OKLab	oklab(46.31% 0.0103 -0.1799)
OKLCH	oklch(46.31% 0.18 273.3)
XYZ	xyz(13.1444, 9.0852, 48.0650)
Luminance	0.0909 (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

#3D47BB #BBB13D

analogous

#3D86BB #3D47BB #723DBB

triadic

#3D47BB #BB3D47 #47BB3D

tetradic

#3D47BB #BB3D86 #BBB13D #3DBB72

square

#3D47BB #BB3D86 #BBB13D #3DBB72

split-complementary

#3D47BB #BB723D #86BB3D

monochromatic

#1F245F #2E358D #3D47BB #6870CE #969BDD

Accessibility & contrast

On white

7.45

#3D47BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#3D47BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D47BB

7.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D47BB	#FFFFFF	#000000	##FFFFFF
##3D47BB	1.00	7.45	2.82	7.45
#FFFFFF	7.45	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BBF

Deuteranopia (green-blind)

#004FB9

Tritanopia (blue-blind)

#00647A

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3d47bb;
/* rgb */ color: rgb(61, 71, 187);
/* oklch */ color: oklch(46.3% 0.180 273.3);

Tailwind

colors: {
  custom: {
    50: '#827ad0',
    500: '#3d47bb',
    950: '#000000',
  },
}

SCSS

$custom: #3d47bb;
$custom-light: #827ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#3d47bb",
  "rgb": {
    "r": 61,
    "g": 71,
    "b": 187
  },
  "hsl": {
    "h": 235.238,
    "s": 50.806,
    "l": 48.627
  },
  "oklch": {
    "l": 0.46309,
    "c": 0.18016,
    "h": 273.3
  },
  "luminance": 0.09086
}

Semantic roles & 50–950 ramp

primary

#3D47BB

secondary

#C8C38C

accent

#CF4EDA

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0914

muted

#7D7B82

Preview Lab

Preview with #3D47BB

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

Preview Lab → · Contrast checker → · Palette generator →