#3940C3#3940C3

#3940C3 is a mid, vivid blue. Relative luminance 0.085; OKLCH L 45.6% C 0.200 H 272.9°. Best body text is #FFFFFF at 7.79:1 contrast (WCAG AA passes).

Color values

HEX	#3940C3
RGB	rgb(57, 64, 195)
HSL	hsl(237, 55%, 49%)
HSV	hsv(237, 71%, 76%)
CMYK	cmyk(70.8%, 67.2%, 0%, 23.5%)
CIE-LAB	lab(34.95, 40.39, -69.03)
CIE-LCH	lch(34.95, 79.98, 300.33°)
OKLab	oklab(45.59% 0.0103 -0.1995)
OKLCH	oklch(45.59% 0.2 272.9)
XYZ	xyz(13.3678, 8.4755, 52.5506)
Luminance	0.0848 (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

#3940C3 #C3BC39

analogous

#3985C3 #3940C3 #7739C3

triadic

#3940C3 #C33940 #40C339

tetradic

#3940C3 #C33985 #C3BC39 #39C377

square

#3940C3 #C33985 #C3BC39 #39C377

split-complementary

#3940C3 #C37739 #85C339

monochromatic

#1D2164 #2B3094 #3940C3 #676CD2 #969AE0

Accessibility & contrast

On white

7.79

#3940C3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#3940C3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3940C3

7.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3940C3	#FFFFFF	#000000	##FFFFFF
##3940C3	1.00	7.79	2.70	7.79
#FFFFFF	7.79	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C7

Deuteranopia (green-blind)

#004CC1

Tritanopia (blue-blind)

#00637C

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3940c3;
/* rgb */ color: rgb(57, 64, 195);
/* oklch */ color: oklch(45.6% 0.200 272.9);

Tailwind

colors: {
  custom: {
    50: '#8275d6',
    500: '#3940c3',
    950: '#000000',
  },
}

SCSS

$custom: #3940c3;
$custom-light: #8275d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3940c3",
  "rgb": {
    "r": 57,
    "g": 64,
    "b": 195
  },
  "hsl": {
    "h": 236.957,
    "s": 54.762,
    "l": 49.412
  },
  "oklch": {
    "l": 0.45585,
    "c": 0.19977,
    "h": 272.9
  },
  "luminance": 0.08477
}

Semantic roles & 50–950 ramp

primary

#3940C3

secondary

#CCC98C

accent

#D74ADE

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #3940C3

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

Preview Lab → · Contrast checker → · Palette generator →