#3968CE#3968CE

#3968CE is a mid, vivid blue. Relative luminance 0.152; OKLCH L 54.0% C 0.166 H 263.3°. Best body text is #FFFFFF at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#3968CE
RGB	rgb(57, 104, 206)
HSL	hsl(221, 60%, 52%)
HSV	hsv(221, 72%, 81%)
CMYK	cmyk(72.3%, 49.5%, 0%, 19.2%)
CIE-LAB	lab(45.94, 18.94, -57.52)
CIE-LCH	lch(45.94, 60.56, 288.23°)
OKLab	oklab(54.05% -0.0194 -0.1652)
OKLCH	oklch(54.05% 0.166 263.3)
XYZ	xyz(17.7743, 15.2248, 60.3825)
Luminance	0.1523 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3968CE #CE9F39

analogous

#39B3CE #3968CE #5539CE

triadic

#3968CE #CE3968 #68CE39

tetradic

#3968CE #CE39B3 #CE9F39 #39CE55

square

#3968CE #CE39B3 #CE9F39 #39CE55

split-complementary

#3968CE #CE5539 #B3CE39

monochromatic

#1C3771 #284EA2 #3968CE #6A8DDA #9BB3E6

Accessibility & contrast

On white

5.19

#3968CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#3968CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3968CE

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3968CE	#FFFFFF	#000000	##FFFFFF
##3968CE	1.00	5.19	4.05	5.19
#FFFFFF	5.19	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C74D2

Deuteranopia (green-blind)

#0066CC

Tritanopia (blue-blind)

#008091

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #3968ce;
/* rgb */ color: rgb(57, 104, 206);
/* oklch */ color: oklch(54.0% 0.166 263.3);

Tailwind

colors: {
  custom: {
    50: '#8292de',
    500: '#3968ce',
    950: '#000000',
  },
}

SCSS

$custom: #3968ce;
$custom-light: #8292de;
$custom-dark: #000000;

JSON

{
  "hex": "#3968ce",
  "rgb": {
    "r": 57,
    "g": 104,
    "b": 206
  },
  "hsl": {
    "h": 221.074,
    "s": 60.324,
    "l": 51.569
  },
  "oklch": {
    "l": 0.54048,
    "c": 0.16637,
    "h": 263.3
  },
  "luminance": 0.15227
}

Semantic roles & 50–950 ramp

primary

#3968CE

secondary

#D2BD91

accent

#B144E3

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3968CE

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

Preview Lab → · Contrast checker → · Palette generator →