#393F8F#393F8F

#393F8F is a dark, vivid blue. Relative luminance 0.064; OKLCH L 40.9% C 0.130 H 275.8°. Best body text is #FFFFFF at 9.20:1 contrast (WCAG AA passes).

Color values

HEX	#393F8F
RGB	rgb(57, 63, 143)
HSL	hsl(236, 43%, 39%)
HSV	hsv(236, 60%, 56%)
CMYK	cmyk(60.1%, 55.9%, 0%, 43.9%)
CIE-LAB	lab(30.42, 22.83, -45.27)
CIE-LCH	lch(30.42, 50.70, 296.76°)
OKLab	oklab(40.91% 0.0131 -0.1298)
OKLCH	oklch(40.91% 0.13 275.8)
XYZ	xyz(8.4212, 6.4074, 26.7743)
Luminance	0.0641 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#393F8F #8F8939

analogous

#396A8F #393F8F #5E398F

triadic

#393F8F #8F393F #3F8F39

tetradic

#393F8F #8F396A #8F8939 #398F5E

square

#393F8F #8F396A #8F8939 #398F5E

split-complementary

#393F8F #8F5E39 #6A8F39

monochromatic

#161837 #282C63 #393F8F #4D55B8 #797ECA

Accessibility & contrast

On white

9.20

#393F8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#393F8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #393F8F

9.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##393F8F	#FFFFFF	#000000	##FFFFFF
##393F8F	1.00	9.20	2.28	9.20
#FFFFFF	9.20	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#084B92

Deuteranopia (green-blind)

#00448D

Tritanopia (blue-blind)

#005260

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #393f8f;
/* rgb */ color: rgb(57, 63, 143);
/* oklch */ color: oklch(40.9% 0.130 275.8);

Tailwind

colors: {
  custom: {
    50: '#7874b0',
    500: '#393f8f',
    950: '#000000',
  },
}

SCSS

$custom: #393f8f;
$custom-light: #7874b0;
$custom-dark: #000000;

JSON

{
  "hex": "#393f8f",
  "rgb": {
    "r": 57,
    "g": 63,
    "b": 143
  },
  "hsl": {
    "h": 235.814,
    "s": 43,
    "l": 39.216
  },
  "oklch": {
    "l": 0.40913,
    "c": 0.13043,
    "h": 275.8
  },
  "luminance": 0.06408
}

Semantic roles & 50–950 ramp

primary

#393F8F

secondary

#B3AE71

accent

#CA55D3

background

#F7F7FA

surface

#EEEDF5

border

#C9C8CF

text

#090811

muted

#7B7B80

Preview Lab

Preview with #393F8F

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

Preview Lab → · Contrast checker → · Palette generator →