#393FB2#393FB2

#393FB2 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.9% C 0.179 H 274.0°. Best body text is #FFFFFF at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#393FB2
RGB	rgb(57, 63, 178)
HSL	hsl(237, 51%, 46%)
HSV	hsv(237, 68%, 70%)
CMYK	cmyk(68%, 64.6%, 0%, 30.2%)
CIE-LAB	lab(33.22, 35.14, -61.85)
CIE-LCH	lch(33.22, 71.14, 299.60°)
OKLab	oklab(43.86% 0.0124 -0.1785)
OKLCH	oklch(43.86% 0.179 274)
XYZ	xyz(11.4981, 7.6382, 42.9792)
Luminance	0.0764 (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

#393FB2 #B2AC39

analogous

#397BB2 #393FB2 #6F39B2

triadic

#393FB2 #B2393F #3FB239

tetradic

#393FB2 #B2397B #B2AC39 #39B26F

square

#393FB2 #B2397B #B2AC39 #39B26F

split-complementary

#393FB2 #B26F39 #7BB239

monochromatic

#1B1E55 #2A2F84 #393FB2 #5D63CB #8B8FDA

Accessibility & contrast

On white

8.31

#393FB2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#393FB2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #393FB2

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##393FB2	#FFFFFF	#000000	##FFFFFF
##393FB2	1.00	8.31	2.53	8.31
#FFFFFF	8.31	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B6

Deuteranopia (green-blind)

#0049B0

Tritanopia (blue-blind)

#005D73

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #393fb2;
/* rgb */ color: rgb(57, 63, 178);
/* oklch */ color: oklch(43.9% 0.179 274.0);

Tailwind

colors: {
  custom: {
    50: '#7f74ca',
    500: '#393fb2',
    950: '#000000',
  },
}

SCSS

$custom: #393fb2;
$custom-light: #7f74ca;
$custom-dark: #000000;

JSON

{
  "hex": "#393fb2",
  "rgb": {
    "r": 57,
    "g": 63,
    "b": 178
  },
  "hsl": {
    "h": 237.025,
    "s": 51.489,
    "l": 46.078
  },
  "oklch": {
    "l": 0.43858,
    "c": 0.17893,
    "h": 274
  },
  "luminance": 0.07639
}

Semantic roles & 50–950 ramp

primary

#393FB2

secondary

#C4C182

accent

#D44DDB

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #393FB2

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

Preview Lab → · Contrast checker → · Palette generator →