#393DAB#393DAB

#393DAB is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.9% C 0.172 H 274.8°. Best body text is #FFFFFF at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#393DAB
RGB	rgb(57, 61, 171)
HSL	hsl(238, 50%, 45%)
HSV	hsv(238, 67%, 67%)
CMYK	cmyk(66.7%, 64.3%, 0%, 32.9%)
CIE-LAB	lab(32.14, 33.97, -59.44)
CIE-LCH	lch(32.14, 68.46, 299.74°)
OKLab	oklab(42.88% 0.0145 -0.1714)
OKLCH	oklch(42.88% 0.172 274.8)
XYZ	xyz(10.7043, 7.1467, 39.3355)
Luminance	0.0715 (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

#393DAB #ABA739

analogous

#3976AB #393DAB #6E39AB

triadic

#393DAB #AB393D #3DAB39

tetradic

#393DAB #AB3976 #ABA739 #39AB6E

square

#393DAB #AB3976 #ABA739 #39AB6E

split-complementary

#393DAB #AB6E39 #76AB39

monochromatic

#1A1C4F #2A2D7D #393DAB #595DC8 #878AD7

Accessibility & contrast

On white

8.64

#393DAB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#393DAB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #393DAB

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##393DAB	#FFFFFF	#000000	##FFFFFF
##393DAB	1.00	8.64	2.43	8.64
#FFFFFF	8.64	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051AF

Deuteranopia (green-blind)

#0047A9

Tritanopia (blue-blind)

#00596E

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #393dab;
/* rgb */ color: rgb(57, 61, 171);
/* oklch */ color: oklch(42.9% 0.172 274.8);

Tailwind

colors: {
  custom: {
    50: '#7e73c5',
    500: '#393dab',
    950: '#000000',
  },
}

SCSS

$custom: #393dab;
$custom-light: #7e73c5;
$custom-dark: #000000;

JSON

{
  "hex": "#393dab",
  "rgb": {
    "r": 57,
    "g": 61,
    "b": 171
  },
  "hsl": {
    "h": 237.895,
    "s": 50,
    "l": 44.706
  },
  "oklch": {
    "l": 0.42883,
    "c": 0.17206,
    "h": 274.8
  },
  "luminance": 0.07148
}

Semantic roles & 50–950 ramp

primary

#393DAB

secondary

#C1BF7F

accent

#D54EDA

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #393DAB

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

Preview Lab → · Contrast checker → · Palette generator →