#393D8F#393D8F

#393D8F is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.5% C 0.133 H 276.6°. Best body text is #FFFFFF at 9.38:1 contrast (WCAG AA passes).

Color values

HEX	#393D8F
RGB	rgb(57, 61, 143)
HSL	hsl(237, 43%, 39%)
HSV	hsv(237, 60%, 56%)
CMYK	cmyk(60.1%, 57.3%, 0%, 43.9%)
CIE-LAB	lab(29.89, 24.15, -46.13)
CIE-LCH	lch(29.89, 52.07, 297.64°)
OKLab	oklab(40.52% 0.0152 -0.1323)
OKLCH	oklch(40.52% 0.133 276.6)
XYZ	xyz(8.3124, 6.1899, 26.7380)
Luminance	0.0619 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#393D8F #8F8B39

analogous

#39688F #393D8F #60398F

triadic

#393D8F #8F393D #3D8F39

tetradic

#393D8F #8F3968 #8F8B39 #398F60

square

#393D8F #8F3968 #8F8B39 #398F60

split-complementary

#393D8F #8F6039 #688F39

monochromatic

#161837 #282A63 #393D8F #4D52B8 #797DCA

Accessibility & contrast

On white

9.38

#393D8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#393D8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #393D8F

9.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##393D8F	#FFFFFF	#000000	##FFFFFF
##393D8F	1.00	9.38	2.24	9.38
#FFFFFF	9.38	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A92

Deuteranopia (green-blind)

#00438D

Tritanopia (blue-blind)

#005060

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #393d8f;
/* rgb */ color: rgb(57, 61, 143);
/* oklch */ color: oklch(40.5% 0.133 276.6);

Tailwind

colors: {
  custom: {
    50: '#7872b0',
    500: '#393d8f',
    950: '#000000',
  },
}

SCSS

$custom: #393d8f;
$custom-light: #7872b0;
$custom-dark: #000000;

JSON

{
  "hex": "#393d8f",
  "rgb": {
    "r": 57,
    "g": 61,
    "b": 143
  },
  "hsl": {
    "h": 237.209,
    "s": 43,
    "l": 39.216
  },
  "oklch": {
    "l": 0.40516,
    "c": 0.13319,
    "h": 276.6
  },
  "luminance": 0.06191
}

Semantic roles & 50–950 ramp

primary

#393D8F

secondary

#B3B071

accent

#CD55D3

background

#F7F6FA

surface

#EEECF5

border

#C9C7CF

text

#0A0811

muted

#7C7B80

Preview Lab

Preview with #393D8F

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

Preview Lab → · Contrast checker → · Palette generator →