#393BB8#393BB8

#393BB8 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.7% C 0.191 H 274.4°. Best body text is #FFFFFF at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#393BB8
RGB	rgb(57, 59, 184)
HSL	hsl(239, 53%, 47%)
HSV	hsv(239, 69%, 72%)
CMYK	cmyk(69%, 67.9%, 0%, 27.8%)
CIE-LAB	lab(32.83, 39.68, -66.05)
CIE-LCH	lch(32.83, 77.05, 300.99°)
OKLab	oklab(43.74% 0.0147 -0.1908)
OKLCH	oklch(43.74% 0.191 274.4)
XYZ	xyz(11.9002, 7.4574, 46.1504)
Luminance	0.0746 (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

#393BB8 #B8B639

analogous

#397BB8 #393BB8 #7639B8

triadic

#393BB8 #B8393B #3BB839

tetradic

#393BB8 #B8397B #B8B639 #39B876

square

#393BB8 #B8397B #B8B639 #39B876

split-complementary

#393BB8 #B87639 #7BB839

monochromatic

#1C1D5B #2B2C89 #393BB8 #6062CE #8F90DC

Accessibility & contrast

On white

8.43

#393BB8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#393BB8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #393BB8

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##393BB8	#FFFFFF	#000000	##FFFFFF
##393BB8	1.00	8.43	2.49	8.43
#FFFFFF	8.43	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053BC

Deuteranopia (green-blind)

#0047B6

Tritanopia (blue-blind)

#005D74

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #393bb8;
/* rgb */ color: rgb(57, 59, 184);
/* oklch */ color: oklch(43.7% 0.191 274.4);

Tailwind

colors: {
  custom: {
    50: '#8072ce',
    500: '#393bb8',
    950: '#000000',
  },
}

SCSS

$custom: #393bb8;
$custom-light: #8072ce;
$custom-dark: #000000;

JSON

{
  "hex": "#393bb8",
  "rgb": {
    "r": 57,
    "g": 59,
    "b": 184
  },
  "hsl": {
    "h": 239.055,
    "s": 52.697,
    "l": 47.255
  },
  "oklch": {
    "l": 0.43738,
    "c": 0.19138,
    "h": 274.4
  },
  "luminance": 0.07458
}

Semantic roles & 50–950 ramp

primary

#393BB8

secondary

#C7C686

accent

#DA4CDC

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #393BB8

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

Preview Lab → · Contrast checker → · Palette generator →