#3938BA#3938BA

#3938BA is a dark, vivid blue. Relative luminance 0.072; OKLCH L 43.5% C 0.197 H 274.8°. Best body text is #FFFFFF at 8.58:1 contrast (WCAG AA passes).

Color values

HEX	#3938BA
RGB	rgb(57, 56, 186)
HSL	hsl(240, 54%, 47%)
HSV	hsv(240, 70%, 73%)
CMYK	cmyk(69.4%, 69.9%, 0%, 27.1%)
CIE-LAB	lab(32.35, 42.15, -68.01)
CIE-LCH	lch(32.35, 80.01, 301.79°)
OKLab	oklab(43.45% 0.0164 -0.1965)
OKLCH	oklch(43.45% 0.197 274.8)
XYZ	xyz(11.9615, 7.2423, 47.2124)
Luminance	0.0724 (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

#3938BA #B9BA38

analogous

#3878BA #3938BA #7A38BA

triadic

#3938BA #BA3938 #38BA39

tetradic

#3938BA #BA3878 #B9BA38 #38BA7A

square

#3938BA #BA3878 #B9BA38 #38BA7A

split-complementary

#3938BA #BA7A38 #78BA38

monochromatic

#1C1C5C #2B2A8B #3938BA #6160CF #908FDD

Accessibility & contrast

On white

8.58

#3938BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#3938BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3938BA

8.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3938BA	#FFFFFF	#000000	##FFFFFF
##3938BA	1.00	8.58	2.45	8.58
#FFFFFF	8.58	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052BE

Deuteranopia (green-blind)

#0046B8

Tritanopia (blue-blind)

#005C75

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3938ba;
/* rgb */ color: rgb(57, 56, 186);
/* oklch */ color: oklch(43.5% 0.197 274.8);

Tailwind

colors: {
  custom: {
    50: '#8170d0',
    500: '#3938ba',
    950: '#000000',
  },
}

SCSS

$custom: #3938ba;
$custom-light: #8170d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3938ba",
  "rgb": {
    "r": 57,
    "g": 56,
    "b": 186
  },
  "hsl": {
    "h": 240.462,
    "s": 53.719,
    "l": 47.451
  },
  "oklch": {
    "l": 0.43452,
    "c": 0.19723,
    "h": 274.8
  },
  "luminance": 0.07243
}

Semantic roles & 50–950 ramp

primary

#3938BA

secondary

#C8C886

accent

#DD4BDC

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3938BA

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

Preview Lab → · Contrast checker → · Palette generator →