#3B65D3#3B65D3

#3B65D3 is a mid, vivid blue. Relative luminance 0.149; OKLCH L 53.9% C 0.176 H 265.2°. Best body text is #FFFFFF at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#3B65D3
RGB	rgb(59, 101, 211)
HSL	hsl(223, 63%, 53%)
HSV	hsv(223, 72%, 83%)
CMYK	cmyk(72%, 52.1%, 0%, 17.3%)
CIE-LAB	lab(45.55, 22.95, -61.01)
CIE-LCH	lch(45.55, 65.18, 290.61°)
OKLab	oklab(53.88% -0.0148 -0.1755)
OKLCH	oklch(53.88% 0.176 265.2)
XYZ	xyz(18.2110, 14.9384, 63.5390)
Luminance	0.1494 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B65D3 #D3A93B

analogous

#3BB1D3 #3B65D3 #5D3BD3

triadic

#3B65D3 #D33B65 #65D33B

tetradic

#3B65D3 #D33BB1 #D3A93B #3BD35D

square

#3B65D3 #D33BB1 #D3A93B #3BD35D

split-complementary

#3B65D3 #D35D3B #B1D33B

monochromatic

#1B3579 #264BAB #3B65D3 #6D8CDE #9FB4E9

Accessibility & contrast

On white

5.27

#3B65D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#3B65D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B65D3

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B65D3	#FFFFFF	#000000	##FFFFFF
##3B65D3	1.00	5.27	3.99	5.27
#FFFFFF	5.27	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A73D7

Deuteranopia (green-blind)

#0065D1

Tritanopia (blue-blind)

#007F92

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #3b65d3;
/* rgb */ color: rgb(59, 101, 211);
/* oklch */ color: oklch(53.9% 0.176 265.2);

Tailwind

colors: {
  custom: {
    50: '#8490e1',
    500: '#3b65d3',
    950: '#000000',
  },
}

SCSS

$custom: #3b65d3;
$custom-light: #8490e1;
$custom-dark: #000000;

JSON

{
  "hex": "#3b65d3",
  "rgb": {
    "r": 59,
    "g": 101,
    "b": 211
  },
  "hsl": {
    "h": 223.421,
    "s": 63.333,
    "l": 52.941
  },
  "oklch": {
    "l": 0.53881,
    "c": 0.17614,
    "h": 265.2
  },
  "luminance": 0.1494
}

Semantic roles & 50–950 ramp

primary

#3B65D3

secondary

#D6C494

accent

#B941E6

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3B65D3

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

Preview Lab → · Contrast checker → · Palette generator →