#3967C1#3967C1

#3967C1 is a mid, vivid blue. Relative luminance 0.144; OKLCH L 52.9% C 0.150 H 262.2°. Best body text is #FFFFFF at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#3967C1
RGB	rgb(57, 103, 193)
HSL	hsl(220, 54%, 49%)
HSV	hsv(220, 70%, 76%)
CMYK	cmyk(70.5%, 46.6%, 0%, 24.3%)
CIE-LAB	lab(44.83, 14.80, -51.83)
CIE-LCH	lch(44.83, 53.90, 285.94°)
OKLab	oklab(52.93% -0.0204 -0.1485)
OKLCH	oklch(52.93% 0.15 262.2)
XYZ	xyz(16.1598, 14.4189, 52.3732)
Luminance	0.1442 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3967C1 #C19339

analogous

#39ABC1 #3967C1 #4F39C1

triadic

#3967C1 #C13967 #67C139

tetradic

#3967C1 #C139AB #C19339 #39C14F

square

#3967C1 #C139AB #C19339 #39C14F

split-complementary

#3967C1 #C14F39 #ABC139

monochromatic

#1D3563 #2B4E92 #3967C1 #668AD2 #95AEE0

Accessibility & contrast

On white

5.41

#3967C1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#3967C1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3967C1

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3967C1	#FFFFFF	#000000	##FFFFFF
##3967C1	1.00	5.41	3.88	5.41
#FFFFFF	5.41	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3871C4

Deuteranopia (green-blind)

#1A64BF

Tritanopia (blue-blind)

#007C8A

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #3967c1;
/* rgb */ color: rgb(57, 103, 193);
/* oklch */ color: oklch(52.9% 0.150 262.2);

Tailwind

colors: {
  custom: {
    50: '#8091d4',
    500: '#3967c1',
    950: '#000000',
  },
}

SCSS

$custom: #3967c1;
$custom-light: #8091d4;
$custom-dark: #000000;

JSON

{
  "hex": "#3967c1",
  "rgb": {
    "r": 57,
    "g": 103,
    "b": 193
  },
  "hsl": {
    "h": 219.706,
    "s": 54.4,
    "l": 49.02
  },
  "oklch": {
    "l": 0.52928,
    "c": 0.1499,
    "h": 262.2
  },
  "luminance": 0.14421
}

Semantic roles & 50–950 ramp

primary

#3967C1

secondary

#CBB58B

accent

#AC4ADE

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #3967C1

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

Preview Lab → · Contrast checker → · Palette generator →