#3B6FD2#3B6FD2

#3B6FD2 is a mid, vivid blue. Relative luminance 0.170; OKLCH L 55.9% C 0.163 H 261.8°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#3B6FD2
RGB	rgb(59, 111, 210)
HSL	hsl(219, 63%, 53%)
HSV	hsv(219, 72%, 82%)
CMYK	cmyk(71.9%, 47.1%, 0%, 17.6%)
CIE-LAB	lab(48.20, 16.24, -56.17)
CIE-LCH	lch(48.20, 58.47, 286.13°)
OKLab	oklab(55.88% -0.0232 -0.1611)
OKLCH	oklch(55.88% 0.163 261.8)
XYZ	xyz(19.1168, 16.9498, 63.2244)
Luminance	0.1695 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B6FD2 #D29E3B

analogous

#3BBAD2 #3B6FD2 #523BD2

triadic

#3B6FD2 #D23B6F #6FD23B

tetradic

#3B6FD2 #D23BBA #D29E3B #3BD252

square

#3B6FD2 #D23BBA #D29E3B #3BD252

split-complementary

#3B6FD2 #D2523B #BAD23B

monochromatic

#1B3B77 #2754A9 #3B6FD2 #6D94DD #9FB8E9

Accessibility & contrast

On white

4.78

#3B6FD2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#3B6FD2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B6FD2

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B6FD2	#FFFFFF	#000000	##FFFFFF
##3B6FD2	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A7AD6

Deuteranopia (green-blind)

#126CD0

Tritanopia (blue-blind)

#008696

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3b6fd2;
/* rgb */ color: rgb(59, 111, 210);
/* oklch */ color: oklch(55.9% 0.163 261.8);

Tailwind

colors: {
  custom: {
    50: '#8397e0',
    500: '#3b6fd2',
    950: '#000000',
  },
}

SCSS

$custom: #3b6fd2;
$custom-light: #8397e0;
$custom-dark: #000000;

JSON

{
  "hex": "#3b6fd2",
  "rgb": {
    "r": 59,
    "g": 111,
    "b": 210
  },
  "hsl": {
    "h": 219.338,
    "s": 62.656,
    "l": 52.745
  },
  "oklch": {
    "l": 0.55879,
    "c": 0.16278,
    "h": 261.8
  },
  "luminance": 0.16952
}

Semantic roles & 50–950 ramp

primary

#3B6FD2

secondary

#D5BF94

accent

#AD42E6

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3B6FD2

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

Preview Lab → · Contrast checker → · Palette generator →