#3947D6#3947D6

#3947D6 is a mid, highly saturated blue. Relative luminance 0.102; OKLCH L 48.5% C 0.216 H 271.1°. Best body text is #FFFFFF at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#3947D6
RGB	rgb(57, 71, 214)
HSL	hsl(235, 66%, 53%)
HSV	hsv(235, 73%, 84%)
CMYK	cmyk(73.4%, 66.8%, 0%, 16.1%)
CIE-LAB	lab(38.25, 42.66, -74.63)
CIE-LCH	lch(38.25, 85.97, 299.75°)
OKLab	oklab(48.5% 0.0042 -0.2159)
OKLCH	oklch(48.5% 0.216 271.1)
XYZ	xyz(16.0741, 10.2297, 64.7327)
Luminance	0.1023 (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

#3947D6 #D6C839

analogous

#3995D6 #3947D6 #7A39D6

triadic

#3947D6 #D63947 #47D639

tetradic

#3947D6 #D63995 #D6C839 #39D67A

square

#3947D6 #D63995 #D6C839 #39D67A

split-complementary

#3947D6 #D67A39 #95D639

monochromatic

#19227B #2430AE #3947D6 #6C76E0 #9EA5EB

Accessibility & contrast

On white

6.89

#3947D6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#3947D6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3947D6

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3947D6	#FFFFFF	#000000	##FFFFFF
##3947D6	1.00	6.89	3.05	6.89
#FFFFFF	6.89	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062DA

Deuteranopia (green-blind)

#0053D3

Tritanopia (blue-blind)

#006E88

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3947d6;
/* rgb */ color: rgb(57, 71, 214);
/* oklch */ color: oklch(48.5% 0.216 271.1);

Tailwind

colors: {
  custom: {
    50: '#867ae4',
    500: '#3947d6',
    950: '#000000',
  },
}

SCSS

$custom: #3947d6;
$custom-light: #867ae4;
$custom-dark: #000000;

JSON

{
  "hex": "#3947d6",
  "rgb": {
    "r": 57,
    "g": 71,
    "b": 214
  },
  "hsl": {
    "h": 234.65,
    "s": 65.69,
    "l": 53.137
  },
  "oklch": {
    "l": 0.48503,
    "c": 0.21592,
    "h": 271.1
  },
  "luminance": 0.10231
}

Semantic roles & 50–950 ramp

primary

#3947D6

secondary

#D7D194

accent

#DA3FE9

background

#F9F7FE

surface

#F1EDFC

border

#CBC8D5

text

#0D0916

muted

#7E7B84

Preview Lab

Preview with #3947D6

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

Preview Lab → · Contrast checker → · Palette generator →