#393BB9#393BB9

#393BB9 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.8% C 0.193 H 274.3°. Best body text is #FFFFFF at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#393BB9
RGB	rgb(57, 59, 185)
HSL	hsl(239, 53%, 47%)
HSV	hsv(239, 69%, 73%)
CMYK	cmyk(69.2%, 68.1%, 0%, 27.5%)
CIE-LAB	lab(32.92, 40.02, -66.49)
CIE-LCH	lch(32.92, 77.61, 301.04°)
OKLab	oklab(43.83% 0.0146 -0.1921)
OKLCH	oklch(43.83% 0.193 274.3)
XYZ	xyz(12.0054, 7.4994, 46.7044)
Luminance	0.0750 (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

#393BB9 #B9B739

analogous

#397BB9 #393BB9 #7739B9

triadic

#393BB9 #B9393B #3BB939

tetradic

#393BB9 #B9397B #B9B739 #39B977

square

#393BB9 #B9397B #B9B739 #39B977

split-complementary

#393BB9 #B97739 #7BB939

monochromatic

#1C1D5B #2B2C8A #393BB9 #6163CE #9091DD

Accessibility & contrast

On white

8.40

#393BB9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#393BB9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #393BB9

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##393BB9	#FFFFFF	#000000	##FFFFFF
##393BB9	1.00	8.40	2.50	8.40
#FFFFFF	8.40	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053BD

Deuteranopia (green-blind)

#0047B7

Tritanopia (blue-blind)

#005D75

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #393bb9;
/* rgb */ color: rgb(57, 59, 185);
/* oklch */ color: oklch(43.8% 0.193 274.3);

Tailwind

colors: {
  custom: {
    50: '#8172cf',
    500: '#393bb9',
    950: '#000000',
  },
}

SCSS

$custom: #393bb9;
$custom-light: #8172cf;
$custom-dark: #000000;

JSON

{
  "hex": "#393bb9",
  "rgb": {
    "r": 57,
    "g": 59,
    "b": 185
  },
  "hsl": {
    "h": 239.063,
    "s": 52.893,
    "l": 47.451
  },
  "oklch": {
    "l": 0.43832,
    "c": 0.19265,
    "h": 274.3
  },
  "luminance": 0.07501
}

Semantic roles & 50–950 ramp

primary

#393BB9

secondary

#C8C786

accent

#DA4BDC

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #393BB9

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

Preview Lab → · Contrast checker → · Palette generator →