#393FAC#393FAC

#393FAC is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.3% C 0.171 H 274.3°. Best body text is #FFFFFF at 8.47:1 contrast (WCAG AA passes).

Color values

HEX	#393FAC
RGB	rgb(57, 63, 172)
HSL	hsl(237, 50%, 45%)
HSV	hsv(237, 67%, 67%)
CMYK	cmyk(66.9%, 63.4%, 0%, 32.5%)
CIE-LAB	lab(32.71, 33.05, -59.12)
CIE-LCH	lch(32.71, 67.72, 299.21°)
OKLab	oklab(43.33% 0.0128 -0.1705)
OKLCH	oklch(43.33% 0.171 274.3)
XYZ	xyz(10.9088, 7.4025, 39.8757)
Luminance	0.0740 (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

#393FAC #ACA639

analogous

#3978AC #393FAC #6D39AC

triadic

#393FAC #AC393F #3FAC39

tetradic

#393FAC #AC3978 #ACA639 #39AC6D

square

#393FAC #AC3978 #ACA639 #39AC6D

split-complementary

#393FAC #AC6D39 #78AC39

monochromatic

#1B1D50 #2A2E7E #393FAC #5A60C8 #888CD8

Accessibility & contrast

On white

8.47

#393FAC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#393FAC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #393FAC

8.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##393FAC	#FFFFFF	#000000	##FFFFFF
##393FAC	1.00	8.47	2.48	8.47
#FFFFFF	8.47	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B0

Deuteranopia (green-blind)

#0048AA

Tritanopia (blue-blind)

#005B6F

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #393fac;
/* rgb */ color: rgb(57, 63, 172);
/* oklch */ color: oklch(43.3% 0.171 274.3);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#393fac",
  "rgb": {
    "r": 57,
    "g": 63,
    "b": 172
  },
  "hsl": {
    "h": 236.87,
    "s": 50.218,
    "l": 44.902
  },
  "oklch": {
    "l": 0.43325,
    "c": 0.17095,
    "h": 274.3
  },
  "luminance": 0.07403
}

Semantic roles & 50–950 ramp

primary

#393FAC

secondary

#C2BE7F

accent

#D24EDA

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #393FAC

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

Preview Lab → · Contrast checker → · Palette generator →