#393FB7#393FB7

#393FB7 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.3% C 0.185 H 273.7°. Best body text is #FFFFFF at 8.18:1 contrast (WCAG AA passes).

Color values

HEX	#393FB7
RGB	rgb(57, 63, 183)
HSL	hsl(237, 53%, 47%)
HSV	hsv(237, 69%, 72%)
CMYK	cmyk(68.9%, 65.6%, 0%, 28.2%)
CIE-LAB	lab(33.65, 36.88, -64.10)
CIE-LCH	lch(33.65, 73.95, 299.91°)
OKLab	oklab(44.31% 0.0121 -0.1851)
OKLCH	oklch(44.31% 0.185 273.7)
XYZ	xyz(12.0092, 7.8426, 45.6715)
Luminance	0.0784 (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

#393FB7 #B7B139

analogous

#397EB7 #393FB7 #7239B7

triadic

#393FB7 #B7393F #3FB739

tetradic

#393FB7 #B7397E #B7B139 #39B772

square

#393FB7 #B7397E #B7B139 #39B772

split-complementary

#393FB7 #B77239 #7EB739

monochromatic

#1C1F5A #2A2F88 #393FB7 #6065CD #8E92DC

Accessibility & contrast

On white

8.18

#393FB7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#393FB7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #393FB7

8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##393FB7	#FFFFFF	#000000	##FFFFFF
##393FB7	1.00	8.18	2.57	8.18
#FFFFFF	8.18	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055BB

Deuteranopia (green-blind)

#0049B5

Tritanopia (blue-blind)

#005E75

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #393fb7;
/* rgb */ color: rgb(57, 63, 183);
/* oklch */ color: oklch(44.3% 0.185 273.7);

Tailwind

colors: {
  custom: {
    50: '#8074ce',
    500: '#393fb7',
    950: '#000000',
  },
}

SCSS

$custom: #393fb7;
$custom-light: #8074ce;
$custom-dark: #000000;

JSON

{
  "hex": "#393fb7",
  "rgb": {
    "r": 57,
    "g": 63,
    "b": 183
  },
  "hsl": {
    "h": 237.143,
    "s": 52.5,
    "l": 47.059
  },
  "oklch": {
    "l": 0.4431,
    "c": 0.18549,
    "h": 273.7
  },
  "luminance": 0.07844
}

Semantic roles & 50–950 ramp

primary

#393FB7

secondary

#C7C485

accent

#D54CDC

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #393FB7

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

Preview Lab → · Contrast checker → · Palette generator →