#393BBB#393BBB

#393BBB is a dark, vivid blue. Relative luminance 0.076; OKLCH L 44.0% C 0.195 H 274.2°. Best body text is #FFFFFF at 8.34:1 contrast (WCAG AA passes).

Color values

HEX	#393BBB
RGB	rgb(57, 59, 187)
HSL	hsl(239, 53%, 48%)
HSV	hsv(239, 70%, 73%)
CMYK	cmyk(69.5%, 68.4%, 0%, 26.7%)
CIE-LAB	lab(33.10, 40.70, -67.37)
CIE-LCH	lch(33.10, 78.71, 301.13°)
OKLab	oklab(44.02% 0.0144 -0.1947)
OKLCH	oklch(44.02% 0.195 274.2)
XYZ	xyz(12.2180, 7.5845, 47.8241)
Luminance	0.0759 (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

#393BBB #BBB939

analogous

#397CBB #393BBB #7839BB

triadic

#393BBB #BB393B #3BBB39

tetradic

#393BBB #BB397C #BBB939 #39BB78

square

#393BBB #BB397C #BBB939 #39BB78

split-complementary

#393BBB #BB7839 #7CBB39

monochromatic

#1C1D5D #2B2C8C #393BBB #6264CF #9192DD

Accessibility & contrast

On white

8.34

#393BBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#393BBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #393BBB

8.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##393BBB	#FFFFFF	#000000	##FFFFFF
##393BBB	1.00	8.34	2.52	8.34
#FFFFFF	8.34	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054BF

Deuteranopia (green-blind)

#0048B9

Tritanopia (blue-blind)

#005E76

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #393bbb;
/* rgb */ color: rgb(57, 59, 187);
/* oklch */ color: oklch(44.0% 0.195 274.2);

Tailwind

colors: {
  custom: {
    50: '#8172d1',
    500: '#393bbb',
    950: '#000000',
  },
}

SCSS

$custom: #393bbb;
$custom-light: #8172d1;
$custom-dark: #000000;

JSON

{
  "hex": "#393bbb",
  "rgb": {
    "r": 57,
    "g": 59,
    "b": 187
  },
  "hsl": {
    "h": 239.077,
    "s": 53.279,
    "l": 47.843
  },
  "oklch": {
    "l": 0.44021,
    "c": 0.1952,
    "h": 274.2
  },
  "luminance": 0.07586
}

Semantic roles & 50–950 ramp

primary

#393BBB

secondary

#C8C787

accent

#DA4BDD

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #393BBB

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

Preview Lab → · Contrast checker → · Palette generator →