#3968CA#3968CA

#3968CA is a mid, vivid blue. Relative luminance 0.150; OKLCH L 53.8% C 0.161 H 262.9°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#3968CA
RGB	rgb(57, 104, 202)
HSL	hsl(221, 58%, 51%)
HSV	hsv(221, 72%, 79%)
CMYK	cmyk(71.8%, 48.5%, 0%, 20.8%)
CIE-LAB	lab(45.68, 17.47, -55.65)
CIE-LCH	lch(45.68, 58.33, 287.43°)
OKLab	oklab(53.76% -0.0199 -0.1597)
OKLCH	oklch(53.76% 0.161 262.9)
XYZ	xyz(17.2945, 15.0329, 57.8558)
Luminance	0.1504 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3968CA #CA9B39

analogous

#39B0CA #3968CA #5239CA

triadic

#3968CA #CA3968 #68CA39

tetradic

#3968CA #CA39B0 #CA9B39 #39CA52

square

#3968CA #CA39B0 #CA9B39 #39CA52

split-complementary

#3968CA #CA5239 #B0CA39

monochromatic

#1D366C #2A4F9C #3968CA #698DD7 #9AB2E4

Accessibility & contrast

On white

5.24

#3968CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#3968CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3968CA

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3968CA	#FFFFFF	#000000	##FFFFFF
##3968CA	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)

#3173CE

Deuteranopia (green-blind)

#0066C8

Tritanopia (blue-blind)

#007F8F

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #3968ca;
/* rgb */ color: rgb(57, 104, 202);
/* oklch */ color: oklch(53.8% 0.161 262.9);

Tailwind

colors: {
  custom: {
    50: '#8192db',
    500: '#3968ca',
    950: '#000000',
  },
}

SCSS

$custom: #3968ca;
$custom-light: #8192db;
$custom-dark: #000000;

JSON

{
  "hex": "#3968ca",
  "rgb": {
    "r": 57,
    "g": 104,
    "b": 202
  },
  "hsl": {
    "h": 220.552,
    "s": 57.769,
    "l": 50.784
  },
  "oklch": {
    "l": 0.53765,
    "c": 0.16097,
    "h": 262.9
  },
  "luminance": 0.15035
}

Semantic roles & 50–950 ramp

primary

#3968CA

secondary

#D0BB8F

accent

#AF47E1

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3968CA

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

Preview Lab → · Contrast checker → · Palette generator →