#3B6DBE#3B6DBE

#3B6DBE is a mid, vivid blue. Relative luminance 0.156; OKLCH L 54.1% C 0.138 H 259.6°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#3B6DBE
RGB	rgb(59, 109, 190)
HSL	hsl(217, 53%, 49%)
HSV	hsv(217, 69%, 75%)
CMYK	cmyk(68.9%, 42.6%, 0%, 25.5%)
CIE-LAB	lab(46.42, 10.22, -47.53)
CIE-LCH	lch(46.42, 48.62, 282.13°)
OKLab	oklab(54.12% -0.0249 -0.1357)
OKLCH	oklch(54.12% 0.138 259.6)
XYZ	xyz(16.5632, 15.5831, 50.8402)
Luminance	0.1558 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B6DBE #BE8C3B

analogous

#3BAFBE #3B6DBE #4B3BBE

triadic

#3B6DBE #BE3B6D #6DBE3B

tetradic

#3B6DBE #BE3BAF #BE8C3B #3BBE4B

square

#3B6DBE #BE3BAF #BE8C3B #3BBE4B

split-complementary

#3B6DBE #BE4B3B #AFBE3B

monochromatic

#1E3761 #2C528F #3B6DBE #678FD0 #95B1DE

Accessibility & contrast

On white

5.10

#3B6DBE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#3B6DBE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B6DBE

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B6DBE	#FFFFFF	#000000	##FFFFFF
##3B6DBE	1.00	5.10	4.12	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4775C1

Deuteranopia (green-blind)

#3168BC

Tritanopia (blue-blind)

#00808C

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #3b6dbe;
/* rgb */ color: rgb(59, 109, 190);
/* oklch */ color: oklch(54.1% 0.138 259.6);

Tailwind

colors: {
  custom: {
    50: '#8096d2',
    500: '#3b6dbe',
    950: '#000000',
  },
}

SCSS

$custom: #3b6dbe;
$custom-light: #8096d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3b6dbe",
  "rgb": {
    "r": 59,
    "g": 109,
    "b": 190
  },
  "hsl": {
    "h": 217.099,
    "s": 52.61,
    "l": 48.824
  },
  "oklch": {
    "l": 0.54121,
    "c": 0.13802,
    "h": 259.6
  },
  "luminance": 0.15585
}

Semantic roles & 50–950 ramp

primary

#3B6DBE

secondary

#CAB28B

accent

#A54CDC

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #3B6DBE

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

Preview Lab → · Contrast checker → · Palette generator →