#393FB8#393FB8

#393FB8 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.4% C 0.187 H 273.7°. Best body text is #FFFFFF at 8.15:1 contrast (WCAG AA passes).

Color values

HEX	#393FB8
RGB	rgb(57, 63, 184)
HSL	hsl(237, 53%, 47%)
HSV	hsv(237, 69%, 72%)
CMYK	cmyk(69%, 65.8%, 0%, 27.8%)
CIE-LAB	lab(33.74, 37.22, -64.55)
CIE-LCH	lch(33.74, 74.51, 299.97°)
OKLab	oklab(44.4% 0.012 -0.1864)
OKLCH	oklch(44.4% 0.187 273.7)
XYZ	xyz(12.1137, 7.8844, 46.2216)
Luminance	0.0789 (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

#393FB8 #B8B239

analogous

#397FB8 #393FB8 #7239B8

triadic

#393FB8 #B8393F #3FB839

tetradic

#393FB8 #B8397F #B8B239 #39B872

square

#393FB8 #B8397F #B8B239 #39B872

split-complementary

#393FB8 #B87239 #7FB839

monochromatic

#1C1F5B #2B2F89 #393FB8 #6066CE #8F93DC

Accessibility & contrast

On white

8.15

#393FB8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#393FB8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #393FB8

8.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##393FB8	#FFFFFF	#000000	##FFFFFF
##393FB8	1.00	8.15	2.58	8.15
#FFFFFF	8.15	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055BC

Deuteranopia (green-blind)

#004AB6

Tritanopia (blue-blind)

#005F76

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #393fb8;
/* rgb */ color: rgb(57, 63, 184);
/* oklch */ color: oklch(44.4% 0.187 273.7);

Tailwind

colors: {
  custom: {
    50: '#8074ce',
    500: '#393fb8',
    950: '#000000',
  },
}

SCSS

$custom: #393fb8;
$custom-light: #8074ce;
$custom-dark: #000000;

JSON

{
  "hex": "#393fb8",
  "rgb": {
    "r": 57,
    "g": 63,
    "b": 184
  },
  "hsl": {
    "h": 237.165,
    "s": 52.697,
    "l": 47.255
  },
  "oklch": {
    "l": 0.44402,
    "c": 0.18679,
    "h": 273.7
  },
  "luminance": 0.07886
}

Semantic roles & 50–950 ramp

primary

#393FB8

secondary

#C7C486

accent

#D54CDC

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #393FB8

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

Preview Lab → · Contrast checker → · Palette generator →