#3843BA#3843BA

#3843BA is a mid, vivid blue. Relative luminance 0.084; OKLCH L 45.2% C 0.185 H 272.4°. Best body text is #FFFFFF at 7.84:1 contrast (WCAG AA passes).

Color values

HEX	#3843BA
RGB	rgb(56, 67, 186)
HSL	hsl(235, 54%, 47%)
HSV	hsv(235, 70%, 73%)
CMYK	cmyk(69.9%, 64%, 0%, 27.1%)
CIE-LAB	lab(34.80, 35.29, -64.00)
CIE-LCH	lch(34.80, 73.08, 298.87°)
OKLab	oklab(45.21% 0.0079 -0.1848)
OKLCH	oklch(45.21% 0.185 272.4)
XYZ	xyz(12.4980, 8.3990, 47.4074)
Luminance	0.0840 (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

#3843BA #BAAF38

analogous

#3884BA #3843BA #6E38BA

triadic

#3843BA #BA3843 #43BA38

tetradic

#3843BA #BA3884 #BAAF38 #38BA6E

square

#3843BA #BA3884 #BAAF38 #38BA6E

split-complementary

#3843BA #BA6E38 #84BA38

monochromatic

#1C215C #2A328B #3843BA #6069CF #8F96DD

Accessibility & contrast

On white

7.84

#3843BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#3843BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3843BA

7.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3843BA	#FFFFFF	#000000	##FFFFFF
##3843BA	1.00	7.84	2.68	7.84
#FFFFFF	7.84	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058BE

Deuteranopia (green-blind)

#004CB8

Tritanopia (blue-blind)

#006278

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3843ba;
/* rgb */ color: rgb(56, 67, 186);
/* oklch */ color: oklch(45.2% 0.185 272.4);

Tailwind

colors: {
  custom: {
    50: '#8077d0',
    500: '#3843ba',
    950: '#000000',
  },
}

SCSS

$custom: #3843ba;
$custom-light: #8077d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3843ba",
  "rgb": {
    "r": 56,
    "g": 67,
    "b": 186
  },
  "hsl": {
    "h": 234.923,
    "s": 53.719,
    "l": 47.451
  },
  "oklch": {
    "l": 0.45214,
    "c": 0.18496,
    "h": 272.4
  },
  "luminance": 0.084
}

Semantic roles & 50–950 ramp

primary

#3843BA

secondary

#C8C286

accent

#D14BDD

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #3843BA

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

Preview Lab → · Contrast checker → · Palette generator →