#3945C3#3945C3

#3945C3 is a mid, vivid blue. Relative luminance 0.091; OKLCH L 46.4% C 0.194 H 272.1°. Best body text is #FFFFFF at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#3945C3
RGB	rgb(57, 69, 195)
HSL	hsl(235, 55%, 49%)
HSV	hsv(235, 71%, 76%)
CMYK	cmyk(70.8%, 64.6%, 0%, 23.5%)
CIE-LAB	lab(36.11, 37.31, -67.14)
CIE-LCH	lch(36.11, 76.81, 299.06°)
OKLab	oklab(46.43% 0.007 -0.1939)
OKLCH	oklch(46.43% 0.194 272.1)
XYZ	xyz(13.6625, 9.0649, 52.6489)
Luminance	0.0907 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3945C3 #C3B739

analogous

#398AC3 #3945C3 #7239C3

triadic

#3945C3 #C33945 #45C339

tetradic

#3945C3 #C3398A #C3B739 #39C372

square

#3945C3 #C3398A #C3B739 #39C372

split-complementary

#3945C3 #C37239 #8AC339

monochromatic

#1D2364 #2B3494 #3945C3 #6770D2 #969DE0

Accessibility & contrast

On white

7.46

#3945C3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#3945C3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3945C3

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3945C3	#FFFFFF	#000000	##FFFFFF
##3945C3	1.00	7.46	2.81	7.46
#FFFFFF	7.46	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC7

Deuteranopia (green-blind)

#004FC1

Tritanopia (blue-blind)

#00667E

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3945c3;
/* rgb */ color: rgb(57, 69, 195);
/* oklch */ color: oklch(46.4% 0.194 272.1);

Tailwind

colors: {
  custom: {
    50: '#8279d6',
    500: '#3945c3',
    950: '#000000',
  },
}

SCSS

$custom: #3945c3;
$custom-light: #8279d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3945c3",
  "rgb": {
    "r": 57,
    "g": 69,
    "b": 195
  },
  "hsl": {
    "h": 234.783,
    "s": 54.762,
    "l": 49.412
  },
  "oklch": {
    "l": 0.46426,
    "c": 0.19408,
    "h": 272.1
  },
  "luminance": 0.09066
}

Semantic roles & 50–950 ramp

primary

#3945C3

secondary

#CCC68C

accent

#D14ADE

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #3945C3

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

Preview Lab → · Contrast checker → · Palette generator →