#3B64D9#3B64D9

#3B64D9 is a mid, vivid blue. Relative luminance 0.151; OKLCH L 54.1% C 0.185 H 265.8°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#3B64D9
RGB	rgb(59, 100, 217)
HSL	hsl(224, 68%, 54%)
HSV	hsv(224, 73%, 85%)
CMYK	cmyk(72.8%, 53.9%, 0%, 14.9%)
CIE-LAB	lab(45.71, 25.77, -64.18)
CIE-LCH	lch(45.71, 69.16, 291.88°)
OKLab	oklab(54.13% -0.0135 -0.1849)
OKLCH	oklch(54.13% 0.185 265.8)
XYZ	xyz(18.8808, 15.0519, 67.5424)
Luminance	0.1505 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B64D9 #D9B03B

analogous

#3BB3D9 #3B64D9 #613BD9

triadic

#3B64D9 #D93B64 #64D93B

tetradic

#3B64D9 #D93BB3 #D9B03B #3BD961

square

#3B64D9 #D93BB3 #D9B03B #3BD961

split-complementary

#3B64D9 #D9613B #B3D93B

monochromatic

#193481 #2349B4 #3B64D9 #6E8DE3 #A2B5ED

Accessibility & contrast

On white

5.24

#3B64D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#3B64D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B64D9

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B64D9	#FFFFFF	#000000	##FFFFFF
##3B64D9	1.00	5.24	4.01	5.24
#FFFFFF	5.24	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0074DD

Deuteranopia (green-blind)

#0065D7

Tritanopia (blue-blind)

#008095

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #3b64d9;
/* rgb */ color: rgb(59, 100, 217);
/* oklch */ color: oklch(54.1% 0.185 265.8);

Tailwind

colors: {
  custom: {
    50: '#858fe6',
    500: '#3b64d9',
    950: '#000000',
  },
}

SCSS

$custom: #3b64d9;
$custom-light: #858fe6;
$custom-dark: #000000;

JSON

{
  "hex": "#3b64d9",
  "rgb": {
    "r": 59,
    "g": 100,
    "b": 217
  },
  "hsl": {
    "h": 224.43,
    "s": 67.521,
    "l": 54.118
  },
  "oklch": {
    "l": 0.54132,
    "c": 0.18536,
    "h": 265.8
  },
  "luminance": 0.15054
}

Semantic roles & 50–950 ramp

primary

#3B64D9

secondary

#DAC896

accent

#BE3DEA

background

#F8F8FE

surface

#F0F0FC

border

#CBCBD5

text

#0D0C16

muted

#7D7D84

Preview Lab

Preview with #3B64D9

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

Preview Lab → · Contrast checker → · Palette generator →