#3967BE#3967BE

#3967BE is a mid, vivid blue. Relative luminance 0.143; OKLCH L 52.7% C 0.146 H 261.8°. Best body text is #FFFFFF at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#3967BE
RGB	rgb(57, 103, 190)
HSL	hsl(219, 54%, 48%)
HSV	hsv(219, 70%, 75%)
CMYK	cmyk(70%, 45.8%, 0%, 25.5%)
CIE-LAB	lab(44.64, 13.70, -50.39)
CIE-LCH	lch(44.64, 52.22, 285.21°)
OKLab	oklab(52.73% -0.0209 -0.1443)
OKLCH	oklch(52.73% 0.146 261.8)
XYZ	xyz(15.8285, 14.2864, 50.6286)
Luminance	0.1429 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3967BE #BE9039

analogous

#39A9BE #3967BE #4D39BE

triadic

#3967BE #BE3967 #67BE39

tetradic

#3967BE #BE39A9 #BE9039 #39BE4D

square

#3967BE #BE39A9 #BE9039 #39BE4D

split-complementary

#3967BE #BE4D39 #A9BE39

monochromatic

#1D3460 #2B4D8F #3967BE #6489D0 #93ADDF

Accessibility & contrast

On white

5.44

#3967BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#3967BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3967BE

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3967BE	#FFFFFF	#000000	##FFFFFF
##3967BE	1.00	5.44	3.86	5.44
#FFFFFF	5.44	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B70C1

Deuteranopia (green-blind)

#2064BC

Tritanopia (blue-blind)

#007B89

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #3967be;
/* rgb */ color: rgb(57, 103, 190);
/* oklch */ color: oklch(52.7% 0.146 261.8);

Tailwind

colors: {
  custom: {
    50: '#7f91d2',
    500: '#3967be',
    950: '#000000',
  },
}

SCSS

$custom: #3967be;
$custom-light: #7f91d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3967be",
  "rgb": {
    "r": 57,
    "g": 103,
    "b": 190
  },
  "hsl": {
    "h": 219.248,
    "s": 53.846,
    "l": 48.431
  },
  "oklch": {
    "l": 0.52725,
    "c": 0.14578,
    "h": 261.8
  },
  "luminance": 0.14288
}

Semantic roles & 50–950 ramp

primary

#3967BE

secondary

#CAB389

accent

#AB4BDD

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #3967BE

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

Preview Lab → · Contrast checker → · Palette generator →