#3867B9#3867B9

#3867B9 is a mid, vivid blue. Relative luminance 0.140; OKLCH L 52.3% C 0.139 H 260.7°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#3867B9
RGB	rgb(56, 103, 185)
HSL	hsl(218, 54%, 47%)
HSV	hsv(218, 70%, 73%)
CMYK	cmyk(69.7%, 44.3%, 0%, 27.5%)
CIE-LAB	lab(44.29, 11.72, -48.05)
CIE-LCH	lch(44.29, 49.45, 283.71°)
OKLab	oklab(52.35% -0.0225 -0.1374)
OKLCH	oklch(52.35% 0.139 260.7)
XYZ	xyz(15.2350, 14.0425, 47.7971)
Luminance	0.1404 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3867B9 #B98A38

analogous

#38A7B9 #3867B9 #4A38B9

triadic

#3867B9 #B93867 #67B938

tetradic

#3867B9 #B938A7 #B98A38 #38B94A

square

#3867B9 #B938A7 #B98A38 #38B94A

split-complementary

#3867B9 #B94A38 #A7B938

monochromatic

#1C335B #2A4D8A #3867B9 #5F88CF #8EABDD

Accessibility & contrast

On white

5.51

#3867B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#3867B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3867B9

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3867B9	#FFFFFF	#000000	##FFFFFF
##3867B9	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F6FBC

Deuteranopia (green-blind)

#2763B7

Tritanopia (blue-blind)

#007A87

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3867b9;
/* rgb */ color: rgb(56, 103, 185);
/* oklch */ color: oklch(52.3% 0.139 260.7);

Tailwind

colors: {
  custom: {
    50: '#7e91ce',
    500: '#3867b9',
    950: '#000000',
  },
}

SCSS

$custom: #3867b9;
$custom-light: #7e91ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3867b9",
  "rgb": {
    "r": 56,
    "g": 103,
    "b": 185
  },
  "hsl": {
    "h": 218.14,
    "s": 53.527,
    "l": 47.255
  },
  "oklch": {
    "l": 0.52347,
    "c": 0.13924,
    "h": 260.7
  },
  "luminance": 0.14044
}

Semantic roles & 50–950 ramp

primary

#3867B9

secondary

#C8AF85

accent

#A84BDD

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #3867B9

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

Preview Lab → · Contrast checker → · Palette generator →