#383BB9#383BB9

#383BB9 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.8% C 0.193 H 274.0°. Best body text is #FFFFFF at 8.42:1 contrast (WCAG AA passes).

Color values

HEX	#383BB9
RGB	rgb(56, 59, 185)
HSL	hsl(239, 54%, 47%)
HSV	hsv(239, 70%, 73%)
CMYK	cmyk(69.7%, 68.1%, 0%, 27.5%)
CIE-LAB	lab(32.85, 39.90, -66.60)
CIE-LCH	lch(32.85, 77.63, 300.92°)
OKLab	oklab(43.77% 0.0134 -0.1924)
OKLCH	oklch(43.77% 0.193 274)
XYZ	xyz(11.9489, 7.4703, 46.7017)
Luminance	0.0747 (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

#383BB9 #B9B638

analogous

#387BB9 #383BB9 #7638B9

triadic

#383BB9 #B9383B #3BB938

tetradic

#383BB9 #B9387B #B9B638 #38B976

square

#383BB9 #B9387B #B9B638 #38B976

split-complementary

#383BB9 #B97638 #7BB938

monochromatic

#1C1D5B #2A2C8A #383BB9 #5F62CF #8E90DD

Accessibility & contrast

On white

8.42

#383BB9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#383BB9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383BB9

8.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383BB9	#FFFFFF	#000000	##FFFFFF
##383BB9	1.00	8.42	2.49	8.42
#FFFFFF	8.42	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053BD

Deuteranopia (green-blind)

#0047B7

Tritanopia (blue-blind)

#005D75

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #383bb9;
/* rgb */ color: rgb(56, 59, 185);
/* oklch */ color: oklch(43.8% 0.193 274.0);

Tailwind

colors: {
  custom: {
    50: '#8071cf',
    500: '#383bb9',
    950: '#000000',
  },
}

SCSS

$custom: #383bb9;
$custom-light: #8071cf;
$custom-dark: #000000;

JSON

{
  "hex": "#383bb9",
  "rgb": {
    "r": 56,
    "g": 59,
    "b": 185
  },
  "hsl": {
    "h": 238.605,
    "s": 53.527,
    "l": 47.255
  },
  "oklch": {
    "l": 0.43769,
    "c": 0.19291,
    "h": 274
  },
  "luminance": 0.07471
}

Semantic roles & 50–950 ramp

primary

#383BB9

secondary

#C8C685

accent

#DA4BDD

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #383BB9

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

Preview Lab → · Contrast checker → · Palette generator →