#3B56BB#3B56BB

#3B56BB is a mid, vivid blue. Relative luminance 0.112; OKLCH L 49.1% C 0.162 H 268.5°. Best body text is #FFFFFF at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#3B56BB
RGB	rgb(59, 86, 187)
HSL	hsl(227, 52%, 48%)
HSV	hsv(227, 68%, 73%)
CMYK	cmyk(68.4%, 54%, 0%, 26.7%)
CIE-LAB	lab(39.87, 23.86, -56.33)
CIE-LCH	lch(39.87, 61.17, 292.96°)
OKLab	oklab(49.05% -0.0042 -0.162)
OKLCH	oklch(49.05% 0.162 268.5)
XYZ	xyz(14.0980, 11.1719, 48.4175)
Luminance	0.1117 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B56BB #BBA03B

analogous

#3B96BB #3B56BB #603BBB

triadic

#3B56BB #BB3B56 #56BB3B

tetradic

#3B56BB #BB3B96 #BBA03B #3BBB60

square

#3B56BB #BB3B96 #BBA03B #3BBB60

split-complementary

#3B56BB #BB603B #96BB3B

monochromatic

#1E2B5E #2C418C #3B56BB #657BCE #93A3DD

Accessibility & contrast

On white

6.49

#3B56BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#3B56BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B56BB

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B56BB	#FFFFFF	#000000	##FFFFFF
##3B56BB	1.00	6.49	3.23	6.49
#FFFFFF	6.49	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0964BF

Deuteranopia (green-blind)

#0058B9

Tritanopia (blue-blind)

#006E80

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #3b56bb;
/* rgb */ color: rgb(59, 86, 187);
/* oklch */ color: oklch(49.1% 0.162 268.5);

Tailwind

colors: {
  custom: {
    50: '#8085d0',
    500: '#3b56bb',
    950: '#000000',
  },
}

SCSS

$custom: #3b56bb;
$custom-light: #8085d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3b56bb",
  "rgb": {
    "r": 59,
    "g": 86,
    "b": 187
  },
  "hsl": {
    "h": 227.344,
    "s": 52.033,
    "l": 48.235
  },
  "oklch": {
    "l": 0.49052,
    "c": 0.16204,
    "h": 268.5
  },
  "luminance": 0.11173
}

Semantic roles & 50–950 ramp

primary

#3B56BB

secondary

#C8BB8A

accent

#BD4CDB

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #3B56BB

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

Preview Lab → · Contrast checker → · Palette generator →