#383EB9#383EB9

#383EB9 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.3% C 0.190 H 273.5°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#383EB9
RGB	rgb(56, 62, 185)
HSL	hsl(237, 54%, 47%)
HSV	hsv(237, 70%, 73%)
CMYK	cmyk(69.7%, 66.5%, 0%, 27.5%)
CIE-LAB	lab(33.54, 38.06, -65.48)
CIE-LCH	lch(33.54, 75.74, 300.17°)
OKLab	oklab(44.26% 0.0114 -0.1892)
OKLCH	oklch(44.26% 0.19 273.5)
XYZ	xyz(12.1075, 7.7876, 46.7546)
Luminance	0.0779 (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

#383EB9 #B9B338

analogous

#387FB9 #383EB9 #7238B9

triadic

#383EB9 #B9383E #3EB938

tetradic

#383EB9 #B9387F #B9B338 #38B972

square

#383EB9 #B9387F #B9B338 #38B972

split-complementary

#383EB9 #B97238 #7FB938

monochromatic

#1C1F5B #2A2E8A #383EB9 #5F65CF #8E92DD

Accessibility & contrast

On white

8.21

#383EB9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#383EB9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383EB9

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383EB9	#FFFFFF	#000000	##FFFFFF
##383EB9	1.00	8.21	2.56	8.21
#FFFFFF	8.21	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055BD

Deuteranopia (green-blind)

#0049B7

Tritanopia (blue-blind)

#005F76

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #383eb9;
/* rgb */ color: rgb(56, 62, 185);
/* oklch */ color: oklch(44.3% 0.190 273.5);

Tailwind

colors: {
  custom: {
    50: '#8074cf',
    500: '#383eb9',
    950: '#000000',
  },
}

SCSS

$custom: #383eb9;
$custom-light: #8074cf;
$custom-dark: #000000;

JSON

{
  "hex": "#383eb9",
  "rgb": {
    "r": 56,
    "g": 62,
    "b": 185
  },
  "hsl": {
    "h": 237.209,
    "s": 53.527,
    "l": 47.255
  },
  "oklch": {
    "l": 0.44264,
    "c": 0.1895,
    "h": 273.5
  },
  "luminance": 0.07789
}

Semantic roles & 50–950 ramp

primary

#383EB9

secondary

#C8C585

accent

#D64BDD

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #383EB9

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

Preview Lab → · Contrast checker → · Palette generator →