#3847BA#3847BA

#3847BA is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.9% C 0.180 H 271.6°. Best body text is #FFFFFF at 7.56:1 contrast (WCAG AA passes).

Color values

HEX	#3847BA
RGB	rgb(56, 71, 186)
HSL	hsl(233, 54%, 47%)
HSV	hsv(233, 70%, 73%)
CMYK	cmyk(69.9%, 61.8%, 0%, 27.1%)
CIE-LAB	lab(35.77, 32.75, -62.41)
CIE-LCH	lch(35.77, 70.48, 297.69°)
OKLab	oklab(45.93% 0.0049 -0.1801)
OKLCH	oklch(45.93% 0.18 271.6)
XYZ	xyz(12.7441, 8.8912, 47.4894)
Luminance	0.0889 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.61

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3847BA #BAAB38

analogous

#3888BA #3847BA #6A38BA

triadic

#3847BA #BA3847 #47BA38

tetradic

#3847BA #BA3888 #BAAB38 #38BA6A

square

#3847BA #BA3888 #BAAB38 #38BA6A

split-complementary

#3847BA #BA6A38 #88BA38

monochromatic

#1C235C #2A358B #3847BA #606DCF #8F98DD

Accessibility & contrast

On white

7.56

#3847BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#3847BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3847BA

7.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3847BA	#FFFFFF	#000000	##FFFFFF
##3847BA	1.00	7.56	2.78	7.56
#FFFFFF	7.56	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ABE

Deuteranopia (green-blind)

#004EB8

Tritanopia (blue-blind)

#00647A

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3847ba;
/* rgb */ color: rgb(56, 71, 186);
/* oklch */ color: oklch(45.9% 0.180 271.6);

Tailwind

colors: {
  custom: {
    50: '#807ad0',
    500: '#3847ba',
    950: '#000000',
  },
}

SCSS

$custom: #3847ba;
$custom-light: #807ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#3847ba",
  "rgb": {
    "r": 56,
    "g": 71,
    "b": 186
  },
  "hsl": {
    "h": 233.077,
    "s": 53.719,
    "l": 47.451
  },
  "oklch": {
    "l": 0.4593,
    "c": 0.18016,
    "h": 271.6
  },
  "luminance": 0.08892
}

Semantic roles & 50–950 ramp

primary

#3847BA

secondary

#C8C086

accent

#CC4BDD

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #3847BA

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

Preview Lab → · Contrast checker → · Palette generator →