#3B6EDE#3B6EDE

#3B6EDE is a mid, vivid blue. Relative luminance 0.174; OKLCH L 56.5% C 0.180 H 263.4°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#3B6EDE
RGB	rgb(59, 110, 222)
HSL	hsl(221, 71%, 55%)
HSV	hsv(221, 73%, 87%)
CMYK	cmyk(73.4%, 50.5%, 0%, 12.9%)
CIE-LAB	lab(48.70, 21.26, -62.17)
CIE-LCH	lch(48.70, 65.70, 288.88°)
OKLab	oklab(56.51% -0.0208 -0.1788)
OKLCH	oklch(56.51% 0.18 263.4)
XYZ	xyz(20.5597, 17.3533, 71.3591)
Luminance	0.1736 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B6EDE #DEAB3B

analogous

#3BBFDE #3B6EDE #593BDE

triadic

#3B6EDE #DE3B6E #6EDE3B

tetradic

#3B6EDE #DE3BBF #DEAB3B #3BDE59

square

#3B6EDE #DE3BBF #DEAB3B #3BDE59

split-complementary

#3B6EDE #DE593B #BFDE3B

monochromatic

#173A88 #2051BC #3B6EDE #6F95E7 #A4BCF0

Accessibility & contrast

On white

4.70

#3B6EDE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#3B6EDE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B6EDE

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B6EDE	#FFFFFF	#000000	##FFFFFF
##3B6EDE	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#287CE2

Deuteranopia (green-blind)

#006DDC

Tritanopia (blue-blind)

#00899B

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3b6ede;
/* rgb */ color: rgb(59, 110, 222);
/* oklch */ color: oklch(56.5% 0.180 263.4);

Tailwind

colors: {
  custom: {
    50: '#8696e9',
    500: '#3b6ede',
    950: '#000000',
  },
}

SCSS

$custom: #3b6ede;
$custom-light: #8696e9;
$custom-dark: #000000;

JSON

{
  "hex": "#3b6ede",
  "rgb": {
    "r": 59,
    "g": 110,
    "b": 222
  },
  "hsl": {
    "h": 221.227,
    "s": 71.179,
    "l": 55.098
  },
  "oklch": {
    "l": 0.56514,
    "c": 0.17999,
    "h": 263.4
  },
  "luminance": 0.17356
}

Semantic roles & 50–950 ramp

primary

#3B6EDE

secondary

#DDC798

accent

#B63AEE

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #3B6EDE

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

Preview Lab → · Contrast checker → · Palette generator →