#383CA1#383CA1

#383CA1 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.8% C 0.160 H 275.3°. Best body text is #FFFFFF at 9.02:1 contrast (WCAG AA passes).

Color values

HEX	#383CA1
RGB	rgb(56, 60, 161)
HSL	hsl(238, 48%, 43%)
HSV	hsv(238, 65%, 63%)
CMYK	cmyk(65.2%, 62.7%, 0%, 36.9%)
CIE-LAB	lab(30.98, 30.96, -55.32)
CIE-LCH	lch(30.98, 63.39, 299.23°)
OKLab	oklab(41.76% 0.0147 -0.1594)
OKLCH	oklch(41.76% 0.16 275.3)
XYZ	xyz(9.6777, 6.6449, 34.4839)
Luminance	0.0665 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#383CA1 #A19D38

analogous

#3871A1 #383CA1 #6838A1

triadic

#383CA1 #A1383C #3CA138

tetradic

#383CA1 #A13871 #A19D38 #38A168

square

#383CA1 #A13871 #A19D38 #38A168

split-complementary

#383CA1 #A16838 #71A138

monochromatic

#181A46 #282B74 #383CA1 #5357C3 #8084D3

Accessibility & contrast

On white

9.02

#383CA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#383CA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383CA1

9.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383CA1	#FFFFFF	#000000	##FFFFFF
##383CA1	1.00	9.02	2.33	9.02
#FFFFFF	9.02	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA4

Deuteranopia (green-blind)

#00449F

Tritanopia (blue-blind)

#005568

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #383ca1;
/* rgb */ color: rgb(56, 60, 161);
/* oklch */ color: oklch(41.8% 0.160 275.3);

Tailwind

colors: {
  custom: {
    50: '#7b72be',
    500: '#383ca1',
    950: '#000000',
  },
}

SCSS

$custom: #383ca1;
$custom-light: #7b72be;
$custom-dark: #000000;

JSON

{
  "hex": "#383ca1",
  "rgb": {
    "r": 56,
    "g": 60,
    "b": 161
  },
  "hsl": {
    "h": 237.714,
    "s": 48.387,
    "l": 42.549
  },
  "oklch": {
    "l": 0.41757,
    "c": 0.16006,
    "h": 275.3
  },
  "luminance": 0.06646
}

Semantic roles & 50–950 ramp

primary

#383CA1

secondary

#BCBA78

accent

#D350D8

background

#F8F6FB

surface

#EFECF7

border

#CAC7D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #383CA1

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

Preview Lab → · Contrast checker → · Palette generator →