#393FAD#393FAD

#393FAD is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.4% C 0.172 H 274.3°. Best body text is #FFFFFF at 8.44:1 contrast (WCAG AA passes).

Color values

HEX	#393FAD
RGB	rgb(57, 63, 173)
HSL	hsl(237, 50%, 45%)
HSV	hsv(237, 67%, 68%)
CMYK	cmyk(67.1%, 63.6%, 0%, 32.2%)
CIE-LAB	lab(32.79, 33.40, -59.57)
CIE-LCH	lch(32.79, 68.30, 299.27°)
OKLab	oklab(43.41% 0.0128 -0.1718)
OKLCH	oklch(43.41% 0.172 274.3)
XYZ	xyz(11.0052, 7.4410, 40.3834)
Luminance	0.0744 (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

#393FAD #ADA739

analogous

#3979AD #393FAD #6D39AD

triadic

#393FAD #AD393F #3FAD39

tetradic

#393FAD #AD3979 #ADA739 #39AD6D

square

#393FAD #AD3979 #ADA739 #39AD6D

split-complementary

#393FAD #AD6D39 #79AD39

monochromatic

#1B1D51 #2A2E7F #393FAD #5A60C9 #888DD8

Accessibility & contrast

On white

8.44

#393FAD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#393FAD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #393FAD

8.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##393FAD	#FFFFFF	#000000	##FFFFFF
##393FAD	1.00	8.44	2.49	8.44
#FFFFFF	8.44	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B1

Deuteranopia (green-blind)

#0048AB

Tritanopia (blue-blind)

#005B70

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #393fad;
/* rgb */ color: rgb(57, 63, 173);
/* oklch */ color: oklch(43.4% 0.172 274.3);

Tailwind

colors: {
  custom: {
    50: '#7e74c6',
    500: '#393fad',
    950: '#000000',
  },
}

SCSS

$custom: #393fad;
$custom-light: #7e74c6;
$custom-dark: #000000;

JSON

{
  "hex": "#393fad",
  "rgb": {
    "r": 57,
    "g": 63,
    "b": 173
  },
  "hsl": {
    "h": 236.897,
    "s": 50.435,
    "l": 45.098
  },
  "oklch": {
    "l": 0.43414,
    "c": 0.17229,
    "h": 274.3
  },
  "luminance": 0.07442
}

Semantic roles & 50–950 ramp

primary

#393FAD

secondary

#C2BF80

accent

#D34EDA

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #393FAD

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

Preview Lab → · Contrast checker → · Palette generator →