#3B6DE0#3B6DE0

#3B6DE0 is a mid, vivid blue. Relative luminance 0.172; OKLCH L 56.5% C 0.184 H 263.8°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#3B6DE0
RGB	rgb(59, 109, 224)
HSL	hsl(222, 73%, 55%)
HSV	hsv(222, 74%, 88%)
CMYK	cmyk(73.7%, 51.3%, 0%, 12.2%)
CIE-LAB	lab(48.57, 22.62, -63.51)
CIE-LCH	lch(48.57, 67.42, 289.60°)
OKLab	oklab(56.46% -0.0198 -0.1827)
OKLCH	oklch(56.46% 0.184 263.8)
XYZ	xyz(20.7220, 17.2466, 72.7434)
Luminance	0.1725 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B6DE0 #E0AE3B

analogous

#3BC0E0 #3B6DE0 #5B3BE0

triadic

#3B6DE0 #E03B6D #6DE03B

tetradic

#3B6DE0 #E03BC0 #E0AE3B #3BE05B

square

#3B6DE0 #E03BC0 #E0AE3B #3BE05B

split-complementary

#3B6DE0 #E05B3B #C0E03B

monochromatic

#16398B #1E4FC0 #3B6DE0 #7094E8 #A5BCF1

Accessibility & contrast

On white

4.72

#3B6DE0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#3B6DE0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B6DE0

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B6DE0	#FFFFFF	#000000	##FFFFFF
##3B6DE0	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#217BE4

Deuteranopia (green-blind)

#006CDE

Tritanopia (blue-blind)

#00899C

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3b6de0;
/* rgb */ color: rgb(59, 109, 224);
/* oklch */ color: oklch(56.5% 0.184 263.8);

Tailwind

colors: {
  custom: {
    50: '#8696ea',
    500: '#3b6de0',
    950: '#000000',
  },
}

SCSS

$custom: #3b6de0;
$custom-light: #8696ea;
$custom-dark: #000000;

JSON

{
  "hex": "#3b6de0",
  "rgb": {
    "r": 59,
    "g": 109,
    "b": 224
  },
  "hsl": {
    "h": 221.818,
    "s": 72.687,
    "l": 55.49
  },
  "oklch": {
    "l": 0.56455,
    "c": 0.18382,
    "h": 263.8
  },
  "luminance": 0.17249
}

Semantic roles & 50–950 ramp

primary

#3B6DE0

secondary

#DEC999

accent

#B838EF

background

#F9F9FE

surface

#F1F1FD

border

#CBCBD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #3B6DE0

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

Preview Lab → · Contrast checker → · Palette generator →