#3868B2#3868B2

#3868B2 is a mid, vivid blue. Relative luminance 0.140; OKLCH L 52.1% C 0.128 H 258.8°. Best body text is #FFFFFF at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#3868B2
RGB	rgb(56, 104, 178)
HSL	hsl(216, 52%, 46%)
HSV	hsv(216, 69%, 70%)
CMYK	cmyk(68.5%, 41.6%, 0%, 30.2%)
CIE-LAB	lab(44.17, 8.52, -44.17)
CIE-LCH	lch(44.17, 44.98, 280.92°)
OKLab	oklab(52.12% -0.0249 -0.126)
OKLCH	oklch(52.12% 0.128 258.8)
XYZ	xyz(14.6142, 13.9542, 44.0341)
Luminance	0.1396 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3868B2 #B28238

analogous

#38A5B2 #3868B2 #4538B2

triadic

#3868B2 #B23868 #68B238

tetradic

#3868B2 #B238A5 #B28238 #38B245

square

#3868B2 #B238A5 #B28238 #38B245

split-complementary

#3868B2 #B24538 #A5B238

monochromatic

#1B3255 #294D83 #3868B2 #5C88CC #8AAADA

Accessibility & contrast

On white

5.54

#3868B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#3868B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3868B2

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3868B2	#FFFFFF	#000000	##FFFFFF
##3868B2	1.00	5.54	3.79	5.54
#FFFFFF	5.54	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#466FB5

Deuteranopia (green-blind)

#3263B0

Tritanopia (blue-blind)

#007984

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3868b2;
/* rgb */ color: rgb(56, 104, 178);
/* oklch */ color: oklch(52.1% 0.128 258.8);

Tailwind

colors: {
  custom: {
    50: '#7c92c9',
    500: '#3868b2',
    950: '#000000',
  },
}

SCSS

$custom: #3868b2;
$custom-light: #7c92c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3868b2",
  "rgb": {
    "r": 56,
    "g": 104,
    "b": 178
  },
  "hsl": {
    "h": 216.393,
    "s": 52.137,
    "l": 45.882
  },
  "oklch": {
    "l": 0.52116,
    "c": 0.12842,
    "h": 258.8
  },
  "luminance": 0.13956
}

Semantic roles & 50–950 ramp

primary

#3868B2

secondary

#C5AA81

accent

#A34CDC

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0D13

muted

#7C7D82

Preview Lab

Preview with #3868B2

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

Preview Lab → · Contrast checker → · Palette generator →