#3B6DD4#3B6DD4

#3B6DD4 is a mid, vivid blue. Relative luminance 0.166; OKLCH L 55.6% C 0.168 H 262.7°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#3B6DD4
RGB	rgb(59, 109, 212)
HSL	hsl(220, 64%, 53%)
HSV	hsv(220, 72%, 83%)
CMYK	cmyk(72.2%, 48.6%, 0%, 16.9%)
CIE-LAB	lab(47.78, 18.23, -57.99)
CIE-LCH	lch(47.78, 60.79, 287.46°)
OKLab	oklab(55.6% -0.0213 -0.1665)
OKLCH	oklch(55.6% 0.168 262.7)
XYZ	xyz(19.1517, 16.6185, 64.4729)
Luminance	0.1662 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B6DD4 #D4A23B

analogous

#3BBAD4 #3B6DD4 #553BD4

triadic

#3B6DD4 #D43B6D #6DD43B

tetradic

#3B6DD4 #D43BBA #D4A23B #3BD455

square

#3B6DD4 #D43BBA #D4A23B #3BD455

split-complementary

#3B6DD4 #D4553B #BAD43B

monochromatic

#1B3A7A #2652AC #3B6DD4 #6D92DF #9FB8EA

Accessibility & contrast

On white

4.86

#3B6DD4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#3B6DD4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B6DD4

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B6DD4	#FFFFFF	#000000	##FFFFFF
##3B6DD4	1.00	4.86	4.32	4.86
#FFFFFF	4.86	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3379D8

Deuteranopia (green-blind)

#006BD2

Tritanopia (blue-blind)

#008596

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3b6dd4;
/* rgb */ color: rgb(59, 109, 212);
/* oklch */ color: oklch(55.6% 0.168 262.7);

Tailwind

colors: {
  custom: {
    50: '#8496e2',
    500: '#3b6dd4',
    950: '#000000',
  },
}

SCSS

$custom: #3b6dd4;
$custom-light: #8496e2;
$custom-dark: #000000;

JSON

{
  "hex": "#3b6dd4",
  "rgb": {
    "r": 59,
    "g": 109,
    "b": 212
  },
  "hsl": {
    "h": 220.392,
    "s": 64.017,
    "l": 53.137
  },
  "oklch": {
    "l": 0.55597,
    "c": 0.16784,
    "h": 262.7
  },
  "luminance": 0.16621
}

Semantic roles & 50–950 ramp

primary

#3B6DD4

secondary

#D6C194

accent

#B141E7

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3B6DD4

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

Preview Lab → · Contrast checker → · Palette generator →