#3847BC#3847BC

#3847BC is a mid, vivid blue. Relative luminance 0.090; OKLCH L 46.1% C 0.183 H 271.5°. Best body text is #FFFFFF at 7.51:1 contrast (WCAG AA passes).

Color values

HEX	#3847BC
RGB	rgb(56, 71, 188)
HSL	hsl(233, 54%, 48%)
HSV	hsv(233, 70%, 74%)
CMYK	cmyk(70.2%, 62.2%, 0%, 26.3%)
CIE-LAB	lab(35.94, 33.46, -63.31)
CIE-LCH	lch(35.94, 71.61, 297.86°)
OKLab	oklab(46.1% 0.0049 -0.1827)
OKLCH	oklch(46.1% 0.183 271.5)
XYZ	xyz(12.9582, 8.9768, 48.6170)
Luminance	0.0898 (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

#3847BC #BCAD38

analogous

#3889BC #3847BC #6B38BC

triadic

#3847BC #BC3847 #47BC38

tetradic

#3847BC #BC3889 #BCAD38 #38BC6B

square

#3847BC #BC3889 #BCAD38 #38BC6B

split-complementary

#3847BC #BC6B38 #89BC38

monochromatic

#1C235E #2A358D #3847BC #616ED0 #9099DE

Accessibility & contrast

On white

7.51

#3847BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#3847BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3847BC

7.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3847BC	#FFFFFF	#000000	##FFFFFF
##3847BC	1.00	7.51	2.80	7.51
#FFFFFF	7.51	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC0

Deuteranopia (green-blind)

#004FBA

Tritanopia (blue-blind)

#00657B

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3847bc;
/* rgb */ color: rgb(56, 71, 188);
/* oklch */ color: oklch(46.1% 0.183 271.5);

Tailwind

colors: {
  custom: {
    50: '#807ad1',
    500: '#3847bc',
    950: '#000000',
  },
}

SCSS

$custom: #3847bc;
$custom-light: #807ad1;
$custom-dark: #000000;

JSON

{
  "hex": "#3847bc",
  "rgb": {
    "r": 56,
    "g": 71,
    "b": 188
  },
  "hsl": {
    "h": 233.182,
    "s": 54.098,
    "l": 47.843
  },
  "oklch": {
    "l": 0.46103,
    "c": 0.18281,
    "h": 271.5
  },
  "luminance": 0.08978
}

Semantic roles & 50–950 ramp

primary

#3847BC

secondary

#C9C187

accent

#CD4ADD

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #3847BC

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

Preview Lab → · Contrast checker → · Palette generator →