#3967D8#3967D8

#3967D8 is a mid, vivid blue. Relative luminance 0.155; OKLCH L 54.6% C 0.181 H 264.5°. Best body text is #FFFFFF at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#3967D8
RGB	rgb(57, 103, 216)
HSL	hsl(223, 67%, 54%)
HSV	hsv(223, 74%, 85%)
CMYK	cmyk(73.6%, 52.3%, 0%, 15.3%)
CIE-LAB	lab(46.35, 23.25, -62.58)
CIE-LCH	lch(46.35, 66.76, 290.38°)
OKLab	oklab(54.57% -0.0175 -0.1801)
OKLCH	oklch(54.57% 0.181 264.5)
XYZ	xyz(18.9279, 15.5262, 66.9517)
Luminance	0.1553 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3967D8 #D8AA39

analogous

#39B6D8 #3967D8 #5A39D8

triadic

#3967D8 #D83967 #67D839

tetradic

#3967D8 #D839B6 #D8AA39 #39D85A

square

#3967D8 #D839B6 #D8AA39 #39D85A

split-complementary

#3967D8 #D85A39 #B6D839

monochromatic

#19367E #234CB1 #3967D8 #6C8EE2 #9FB5EC

Accessibility & contrast

On white

5.11

#3967D8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#3967D8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3967D8

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3967D8	#FFFFFF	#000000	##FFFFFF
##3967D8	1.00	5.11	4.11	5.11
#FFFFFF	5.11	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1775DC

Deuteranopia (green-blind)

#0067D6

Tritanopia (blue-blind)

#008295

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #3967d8;
/* rgb */ color: rgb(57, 103, 216);
/* oklch */ color: oklch(54.6% 0.181 264.5);

Tailwind

colors: {
  custom: {
    50: '#8491e5',
    500: '#3967d8',
    950: '#000000',
  },
}

SCSS

$custom: #3967d8;
$custom-light: #8491e5;
$custom-dark: #000000;

JSON

{
  "hex": "#3967d8",
  "rgb": {
    "r": 57,
    "g": 103,
    "b": 216
  },
  "hsl": {
    "h": 222.642,
    "s": 67.089,
    "l": 53.529
  },
  "oklch": {
    "l": 0.54572,
    "c": 0.18098,
    "h": 264.5
  },
  "luminance": 0.15528
}

Semantic roles & 50–950 ramp

primary

#3967D8

secondary

#D8C594

accent

#B83EEA

background

#F8F8FE

surface

#F0F0FC

border

#CBCBD5

text

#0C0C16

muted

#7D7D84

Preview Lab

Preview with #3967D8

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

Preview Lab → · Contrast checker → · Palette generator →