#3943C6#3943C6

#3943C6 is a mid, highly saturated blue. Relative luminance 0.090; OKLCH L 46.4% C 0.200 H 272.3°. Best body text is #FFFFFF at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#3943C6
RGB	rgb(57, 67, 198)
HSL	hsl(236, 55%, 50%)
HSV	hsv(236, 71%, 78%)
CMYK	cmyk(71.2%, 66.2%, 0%, 22.4%)
CIE-LAB	lab(35.91, 39.59, -69.22)
CIE-LCH	lch(35.91, 79.74, 299.77°)
OKLab	oklab(46.36% 0.0081 -0.2)
OKLCH	oklch(46.36% 0.2 272.3)
XYZ	xyz(13.8841, 8.9600, 54.4129)
Luminance	0.0896 (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

#3943C6 #C6BC39

analogous

#3989C6 #3943C6 #7639C6

triadic

#3943C6 #C63943 #43C639

tetradic

#3943C6 #C63989 #C6BC39 #39C676

square

#3943C6 #C63989 #C6BC39 #39C676

split-complementary

#3943C6 #C67639 #89C639

monochromatic

#1E2367 #2B3396 #3943C6 #6970D4 #989DE1

Accessibility & contrast

On white

7.52

#3943C6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#3943C6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3943C6

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3943C6	#FFFFFF	#000000	##FFFFFF
##3943C6	1.00	7.52	2.79	7.52
#FFFFFF	7.52	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BCA

Deuteranopia (green-blind)

#004EC4

Tritanopia (blue-blind)

#00667F

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3943c6;
/* rgb */ color: rgb(57, 67, 198);
/* oklch */ color: oklch(46.4% 0.200 272.3);

Tailwind

colors: {
  custom: {
    50: '#8377d8',
    500: '#3943c6',
    950: '#000000',
  },
}

SCSS

$custom: #3943c6;
$custom-light: #8377d8;
$custom-dark: #000000;

JSON

{
  "hex": "#3943c6",
  "rgb": {
    "r": 57,
    "g": 67,
    "b": 198
  },
  "hsl": {
    "h": 235.745,
    "s": 55.294,
    "l": 50
  },
  "oklch": {
    "l": 0.4636,
    "c": 0.20021,
    "h": 272.3
  },
  "luminance": 0.08961
}

Semantic roles & 50–950 ramp

primary

#3943C6

secondary

#CDC98E

accent

#D449DF

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0C0915

muted

#7D7B83

Preview Lab

Preview with #3943C6

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

Preview Lab → · Contrast checker → · Palette generator →