#3B6DD2#3B6DD2

#3B6DD2 is a mid, vivid blue. Relative luminance 0.165; OKLCH L 55.5% C 0.165 H 262.5°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#3B6DD2
RGB	rgb(59, 109, 210)
HSL	hsl(220, 63%, 53%)
HSV	hsv(220, 72%, 82%)
CMYK	cmyk(71.9%, 48.1%, 0%, 17.6%)
CIE-LAB	lab(47.65, 17.50, -57.05)
CIE-LCH	lch(47.65, 59.68, 287.06°)
OKLab	oklab(55.46% -0.0215 -0.1637)
OKLCH	oklch(55.46% 0.165 262.5)
XYZ	xyz(18.9010, 16.5182, 63.1525)
Luminance	0.1652 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B6DD2 #D2A03B

analogous

#3BB9D2 #3B6DD2 #543BD2

triadic

#3B6DD2 #D23B6D #6DD23B

tetradic

#3B6DD2 #D23BB9 #D2A03B #3BD254

square

#3B6DD2 #D23BB9 #D2A03B #3BD254

split-complementary

#3B6DD2 #D2543B #B9D23B

monochromatic

#1B3A77 #2752A9 #3B6DD2 #6D92DD #9FB7E9

Accessibility & contrast

On white

4.88

#3B6DD2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#3B6DD2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B6DD2

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B6DD2	#FFFFFF	#000000	##FFFFFF
##3B6DD2	1.00	4.88	4.30	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3578D6

Deuteranopia (green-blind)

#036BD0

Tritanopia (blue-blind)

#008595

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3b6dd2;
/* rgb */ color: rgb(59, 109, 210);
/* oklch */ color: oklch(55.5% 0.165 262.5);

Tailwind

colors: {
  custom: {
    50: '#8496e0',
    500: '#3b6dd2',
    950: '#000000',
  },
}

SCSS

$custom: #3b6dd2;
$custom-light: #8496e0;
$custom-dark: #000000;

JSON

{
  "hex": "#3b6dd2",
  "rgb": {
    "r": 59,
    "g": 109,
    "b": 210
  },
  "hsl": {
    "h": 220.132,
    "s": 62.656,
    "l": 52.745
  },
  "oklch": {
    "l": 0.55458,
    "c": 0.16516,
    "h": 262.5
  },
  "luminance": 0.1652
}

Semantic roles & 50–950 ramp

primary

#3B6DD2

secondary

#D5BF94

accent

#B042E6

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3B6DD2

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

Preview Lab → · Contrast checker → · Palette generator →