#393AB8#393AB8

#393AB8 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.6% C 0.193 H 274.6°. Best body text is #FFFFFF at 8.50:1 contrast (WCAG AA passes).

Color values

HEX	#393AB8
RGB	rgb(57, 58, 184)
HSL	hsl(240, 53%, 47%)
HSV	hsv(240, 69%, 72%)
CMYK	cmyk(69%, 68.5%, 0%, 27.8%)
CIE-LAB	lab(32.60, 40.28, -66.42)
CIE-LCH	lch(32.60, 77.68, 301.24°)
OKLab	oklab(43.58% 0.0154 -0.1919)
OKLCH	oklch(43.58% 0.193 274.6)
XYZ	xyz(11.8493, 7.3556, 46.1334)
Luminance	0.0736 (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

#393AB8 #B8B739

analogous

#3979B8 #393AB8 #7839B8

triadic

#393AB8 #B8393A #3AB839

tetradic

#393AB8 #B83979 #B8B739 #39B878

square

#393AB8 #B83979 #B8B739 #39B878

split-complementary

#393AB8 #B87839 #79B839

monochromatic

#1C1D5B #2B2B89 #393AB8 #6061CE #8F90DC

Accessibility & contrast

On white

8.50

#393AB8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#393AB8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #393AB8

8.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##393AB8	#FFFFFF	#000000	##FFFFFF
##393AB8	1.00	8.50	2.47	8.50
#FFFFFF	8.50	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053BC

Deuteranopia (green-blind)

#0047B6

Tritanopia (blue-blind)

#005C74

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #393ab8;
/* rgb */ color: rgb(57, 58, 184);
/* oklch */ color: oklch(43.6% 0.193 274.6);

Tailwind

colors: {
  custom: {
    50: '#8171ce',
    500: '#393ab8',
    950: '#000000',
  },
}

SCSS

$custom: #393ab8;
$custom-light: #8171ce;
$custom-dark: #000000;

JSON

{
  "hex": "#393ab8",
  "rgb": {
    "r": 57,
    "g": 58,
    "b": 184
  },
  "hsl": {
    "h": 239.528,
    "s": 52.697,
    "l": 47.255
  },
  "oklch": {
    "l": 0.43576,
    "c": 0.1925,
    "h": 274.6
  },
  "luminance": 0.07357
}

Semantic roles & 50–950 ramp

primary

#393AB8

secondary

#C7C786

accent

#DB4CDC

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #393AB8

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

Preview Lab → · Contrast checker → · Palette generator →