#393FAF#393FAF

#393FAF is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.6% C 0.175 H 274.1°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#393FAF
RGB	rgb(57, 63, 175)
HSL	hsl(237, 51%, 45%)
HSV	hsv(237, 67%, 69%)
CMYK	cmyk(67.4%, 64%, 0%, 31.4%)
CIE-LAB	lab(32.96, 34.09, -60.49)
CIE-LCH	lch(32.96, 69.44, 299.41°)
OKLab	oklab(43.59% 0.0127 -0.1745)
OKLCH	oklch(43.59% 0.175 274.1)
XYZ	xyz(11.2001, 7.5190, 41.4102)
Luminance	0.0752 (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

#393FAF #AFA939

analogous

#397AAF #393FAF #6E39AF

triadic

#393FAF #AF393F #3FAF39

tetradic

#393FAF #AF397A #AFA939 #39AF6E

square

#393FAF #AF397A #AFA939 #39AF6E

split-complementary

#393FAF #AF6E39 #7AAF39

monochromatic

#1B1E53 #2A2E81 #393FAF #5B61CA #8A8ED9

Accessibility & contrast

On white

8.39

#393FAF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#393FAF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #393FAF

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##393FAF	#FFFFFF	#000000	##FFFFFF
##393FAF	1.00	8.39	2.50	8.39
#FFFFFF	8.39	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B3

Deuteranopia (green-blind)

#0048AD

Tritanopia (blue-blind)

#005C71

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #393faf;
/* rgb */ color: rgb(57, 63, 175);
/* oklch */ color: oklch(43.6% 0.175 274.1);

Tailwind

colors: {
  custom: {
    50: '#7e74c8',
    500: '#393faf',
    950: '#000000',
  },
}

SCSS

$custom: #393faf;
$custom-light: #7e74c8;
$custom-dark: #000000;

JSON

{
  "hex": "#393faf",
  "rgb": {
    "r": 57,
    "g": 63,
    "b": 175
  },
  "hsl": {
    "h": 236.949,
    "s": 50.862,
    "l": 45.49
  },
  "oklch": {
    "l": 0.43591,
    "c": 0.17496,
    "h": 274.1
  },
  "luminance": 0.0752
}

Semantic roles & 50–950 ramp

primary

#393FAF

secondary

#C3C081

accent

#D34DDA

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #393FAF

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

Preview Lab → · Contrast checker → · Palette generator →