#393F91#393F91

#393F91 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.1% C 0.133 H 275.7°. Best body text is #FFFFFF at 9.16:1 contrast (WCAG AA passes).

Color values

HEX	#393F91
RGB	rgb(57, 63, 145)
HSL	hsl(236, 44%, 40%)
HSV	hsv(236, 61%, 57%)
CMYK	cmyk(60.7%, 56.6%, 0%, 43.1%)
CIE-LAB	lab(30.57, 23.53, -46.26)
CIE-LCH	lch(30.57, 51.90, 296.96°)
OKLab	oklab(41.07% 0.0132 -0.1327)
OKLCH	oklch(41.07% 0.133 275.7)
XYZ	xyz(8.5740, 6.4686, 27.5793)
Luminance	0.0647 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#393F91 #918B39

analogous

#396B91 #393F91 #5F3991

triadic

#393F91 #91393F #3F9139

tetradic

#393F91 #91396B #918B39 #39915F

square

#393F91 #91396B #918B39 #39915F

split-complementary

#393F91 #915F39 #6B9139

monochromatic

#161939 #282C65 #393F91 #4E55B9 #7A7FCB

Accessibility & contrast

On white

9.16

#393F91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#393F91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #393F91

9.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##393F91	#FFFFFF	#000000	##FFFFFF
##393F91	1.00	9.16	2.29	9.16
#FFFFFF	9.16	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#024C94

Deuteranopia (green-blind)

#00448F

Tritanopia (blue-blind)

#005261

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #393f91;
/* rgb */ color: rgb(57, 63, 145);
/* oklch */ color: oklch(41.1% 0.133 275.7);

Tailwind

colors: {
  custom: {
    50: '#7874b2',
    500: '#393f91',
    950: '#000000',
  },
}

SCSS

$custom: #393f91;
$custom-light: #7874b2;
$custom-dark: #000000;

JSON

{
  "hex": "#393f91",
  "rgb": {
    "r": 57,
    "g": 63,
    "b": 145
  },
  "hsl": {
    "h": 235.909,
    "s": 43.564,
    "l": 39.608
  },
  "oklch": {
    "l": 0.41069,
    "c": 0.13335,
    "h": 275.7
  },
  "luminance": 0.06469
}

Semantic roles & 50–950 ramp

primary

#393F91

secondary

#B4AF72

accent

#CB54D3

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0811

muted

#7C7B80

Preview Lab

Preview with #393F91

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

Preview Lab → · Contrast checker → · Palette generator →