#3860B8#3860B8

#3860B8 is a mid, vivid blue. Relative luminance 0.127; OKLCH L 50.8% C 0.146 H 263.6°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#3860B8
RGB	rgb(56, 96, 184)
HSL	hsl(221, 53%, 47%)
HSV	hsv(221, 70%, 72%)
CMYK	cmyk(69.6%, 47.8%, 0%, 27.8%)
CIE-LAB	lab(42.26, 15.83, -50.73)
CIE-LCH	lch(42.26, 53.15, 287.33°)
OKLab	oklab(50.76% -0.0162 -0.1454)
OKLCH	oklch(50.76% 0.146 263.6)
XYZ	xyz(14.4624, 12.6657, 47.0206)
Luminance	0.1267 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3860B8 #B89038

analogous

#38A0B8 #3860B8 #5038B8

triadic

#3860B8 #B83860 #60B838

tetradic

#3860B8 #B838A0 #B89038 #38B850

square

#3860B8 #B838A0 #B89038 #38B850

split-complementary

#3860B8 #B85038 #A0B838

monochromatic

#1B2F5A #2A4889 #3860B8 #5F82CE #8EA6DD

Accessibility & contrast

On white

5.94

#3860B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#3860B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3860B8

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3860B8	#FFFFFF	#000000	##FFFFFF
##3860B8	1.00	5.94	3.53	5.94
#FFFFFF	5.94	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#316ABB

Deuteranopia (green-blind)

#125EB6

Tritanopia (blue-blind)

#007583

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #3860b8;
/* rgb */ color: rgb(56, 96, 184);
/* oklch */ color: oklch(50.8% 0.146 263.6);

Tailwind

colors: {
  custom: {
    50: '#7e8cce',
    500: '#3860b8',
    950: '#000000',
  },
}

SCSS

$custom: #3860b8;
$custom-light: #7e8cce;
$custom-dark: #000000;

JSON

{
  "hex": "#3860b8",
  "rgb": {
    "r": 56,
    "g": 96,
    "b": 184
  },
  "hsl": {
    "h": 221.25,
    "s": 53.333,
    "l": 47.059
  },
  "oklch": {
    "l": 0.50761,
    "c": 0.14632,
    "h": 263.6
  },
  "luminance": 0.12667
}

Semantic roles & 50–950 ramp

primary

#3860B8

secondary

#C7B285

accent

#AF4BDD

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #3860B8

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

Preview Lab → · Contrast checker → · Palette generator →