#3868BC#3868BC

#3868BC is a mid, vivid blue. Relative luminance 0.144; OKLCH L 52.8% C 0.142 H 260.7°. Best body text is #FFFFFF at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#3868BC
RGB	rgb(56, 104, 188)
HSL	hsl(218, 54%, 48%)
HSV	hsv(218, 70%, 74%)
CMYK	cmyk(70.2%, 44.7%, 0%, 26.3%)
CIE-LAB	lab(44.76, 12.18, -49.04)
CIE-LCH	lch(44.76, 50.53, 283.95°)
OKLab	oklab(52.76% -0.0229 -0.1403)
OKLCH	oklch(52.76% 0.142 260.7)
XYZ	xyz(15.6551, 14.3706, 49.5160)
Luminance	0.1437 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3868BC #BC8C38

analogous

#38AABC #3868BC #4A38BC

triadic

#3868BC #BC3868 #68BC38

tetradic

#3868BC #BC38AA #BC8C38 #38BC4A

square

#3868BC #BC38AA #BC8C38 #38BC4A

split-complementary

#3868BC #BC4A38 #AABC38

monochromatic

#1C345E #2A4E8D #3868BC #6189D0 #90ADDE

Accessibility & contrast

On white

5.42

#3868BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.87

#3868BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3868BC

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3868BC	#FFFFFF	#000000	##FFFFFF
##3868BC	1.00	5.42	3.87	5.42
#FFFFFF	5.42	1.00	21.00	1.00
#000000	3.87	21.00	1.00	21.00
##FFFFFF	5.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E70BF

Deuteranopia (green-blind)

#2664BA

Tritanopia (blue-blind)

#007C89

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #3868bc;
/* rgb */ color: rgb(56, 104, 188);
/* oklch */ color: oklch(52.8% 0.142 260.7);

Tailwind

colors: {
  custom: {
    50: '#7e92d1',
    500: '#3868bc',
    950: '#000000',
  },
}

SCSS

$custom: #3868bc;
$custom-light: #7e92d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3868bc",
  "rgb": {
    "r": 56,
    "g": 104,
    "b": 188
  },
  "hsl": {
    "h": 218.182,
    "s": 54.098,
    "l": 47.843
  },
  "oklch": {
    "l": 0.52765,
    "c": 0.14217,
    "h": 260.7
  },
  "luminance": 0.14372
}

Semantic roles & 50–950 ramp

primary

#3868BC

secondary

#C9B187

accent

#A84ADD

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #3868BC

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

Preview Lab → · Contrast checker → · Palette generator →