#3867B2#3867B2

#3867B2 is a mid, vivid blue. Relative luminance 0.138; OKLCH L 51.9% C 0.130 H 259.4°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#3867B2
RGB	rgb(56, 103, 178)
HSL	hsl(217, 52%, 46%)
HSV	hsv(217, 69%, 70%)
CMYK	cmyk(68.5%, 42.1%, 0%, 30.2%)
CIE-LAB	lab(43.88, 9.16, -44.63)
CIE-LCH	lch(43.88, 45.56, 281.59°)
OKLab	oklab(51.89% -0.0239 -0.1273)
OKLCH	oklch(51.89% 0.13 259.4)
XYZ	xyz(14.5141, 13.7541, 44.0008)
Luminance	0.1376 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3867B2 #B28338

analogous

#38A4B2 #3867B2 #4638B2

triadic

#3867B2 #B23867 #67B238

tetradic

#3867B2 #B238A4 #B28338 #38B246

square

#3867B2 #B238A4 #B28338 #38B246

split-complementary

#3867B2 #B24638 #A4B238

monochromatic

#1B3155 #294C83 #3867B2 #5C87CC #8AA9DA

Accessibility & contrast

On white

5.60

#3867B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#3867B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3867B2

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3867B2	#FFFFFF	#000000	##FFFFFF
##3867B2	1.00	5.60	3.75	5.60
#FFFFFF	5.60	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#446EB5

Deuteranopia (green-blind)

#3062B0

Tritanopia (blue-blind)

#007884

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3867b2;
/* rgb */ color: rgb(56, 103, 178);
/* oklch */ color: oklch(51.9% 0.130 259.4);

Tailwind

colors: {
  custom: {
    50: '#7c91c9',
    500: '#3867b2',
    950: '#000000',
  },
}

SCSS

$custom: #3867b2;
$custom-light: #7c91c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3867b2",
  "rgb": {
    "r": 56,
    "g": 103,
    "b": 178
  },
  "hsl": {
    "h": 216.885,
    "s": 52.137,
    "l": 45.882
  },
  "oklch": {
    "l": 0.51892,
    "c": 0.12958,
    "h": 259.4
  },
  "luminance": 0.13756
}

Semantic roles & 50–950 ramp

primary

#3867B2

secondary

#C5AB81

accent

#A44CDC

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #3867B2

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

Preview Lab → · Contrast checker → · Palette generator →