#3968BD#3968BD

#3968BD is a mid, vivid blue. Relative luminance 0.144; OKLCH L 52.9% C 0.143 H 261.2°. Best body text is #FFFFFF at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#3968BD
RGB	rgb(57, 104, 189)
HSL	hsl(219, 54%, 48%)
HSV	hsv(219, 70%, 74%)
CMYK	cmyk(69.8%, 45%, 0%, 25.9%)
CIE-LAB	lab(44.86, 12.70, -49.46)
CIE-LCH	lch(44.86, 51.06, 284.40°)
OKLab	oklab(52.88% -0.022 -0.1415)
OKLCH	oklch(52.88% 0.143 261.2)
XYZ	xyz(15.8197, 14.4430, 50.0883)
Luminance	0.1444 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3968BD #BD8E39

analogous

#39AABD #3968BD #4C39BD

triadic

#3968BD #BD3968 #68BD39

tetradic

#3968BD #BD39AA #BD8E39 #39BD4C

square

#3968BD #BD39AA #BD8E39 #39BD4C

split-complementary

#3968BD #BD4C39 #AABD39

monochromatic

#1D345F #2B4E8E #3968BD #638AD0 #92ADDE

Accessibility & contrast

On white

5.40

#3968BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#3968BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3968BD

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3968BD	#FFFFFF	#000000	##FFFFFF
##3968BD	1.00	5.40	3.89	5.40
#FFFFFF	5.40	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E71C0

Deuteranopia (green-blind)

#2564BB

Tritanopia (blue-blind)

#007C89

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #3968bd;
/* rgb */ color: rgb(57, 104, 189);
/* oklch */ color: oklch(52.9% 0.143 261.2);

Tailwind

colors: {
  custom: {
    50: '#7f92d1',
    500: '#3968bd',
    950: '#000000',
  },
}

SCSS

$custom: #3968bd;
$custom-light: #7f92d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3968bd",
  "rgb": {
    "r": 57,
    "g": 104,
    "b": 189
  },
  "hsl": {
    "h": 218.636,
    "s": 53.659,
    "l": 48.235
  },
  "oklch": {
    "l": 0.52875,
    "c": 0.14321,
    "h": 261.2
  },
  "luminance": 0.14445
}

Semantic roles & 50–950 ramp

primary

#3968BD

secondary

#C9B289

accent

#A94BDD

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #3968BD

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

Preview Lab → · Contrast checker → · Palette generator →