#383EB8#383EB8

#383EB8 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 44.2% C 0.188 H 273.5°. Best body text is #FFFFFF at 8.24:1 contrast (WCAG AA passes).

Color values

HEX	#383EB8
RGB	rgb(56, 62, 184)
HSL	hsl(237, 53%, 47%)
HSV	hsv(237, 70%, 72%)
CMYK	cmyk(69.6%, 66.3%, 0%, 27.8%)
CIE-LAB	lab(33.45, 37.71, -65.03)
CIE-LCH	lch(33.45, 75.18, 300.11°)
OKLab	oklab(44.17% 0.0115 -0.1878)
OKLCH	oklch(44.17% 0.188 273.5)
XYZ	xyz(12.0024, 7.7456, 46.2006)
Luminance	0.0775 (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

#383EB8 #B8B238

analogous

#387EB8 #383EB8 #7238B8

triadic

#383EB8 #B8383E #3EB838

tetradic

#383EB8 #B8387E #B8B238 #38B872

square

#383EB8 #B8387E #B8B238 #38B872

split-complementary

#383EB8 #B87238 #7EB838

monochromatic

#1B1E5A #2A2E89 #383EB8 #5F64CE #8E92DD

Accessibility & contrast

On white

8.24

#383EB8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#383EB8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383EB8

8.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383EB8	#FFFFFF	#000000	##FFFFFF
##383EB8	1.00	8.24	2.55	8.24
#FFFFFF	8.24	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055BC

Deuteranopia (green-blind)

#0049B6

Tritanopia (blue-blind)

#005E75

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #383eb8;
/* rgb */ color: rgb(56, 62, 184);
/* oklch */ color: oklch(44.2% 0.188 273.5);

Tailwind

colors: {
  custom: {
    50: '#8074ce',
    500: '#383eb8',
    950: '#000000',
  },
}

SCSS

$custom: #383eb8;
$custom-light: #8074ce;
$custom-dark: #000000;

JSON

{
  "hex": "#383eb8",
  "rgb": {
    "r": 56,
    "g": 62,
    "b": 184
  },
  "hsl": {
    "h": 237.188,
    "s": 53.333,
    "l": 47.059
  },
  "oklch": {
    "l": 0.44171,
    "c": 0.1882,
    "h": 273.5
  },
  "luminance": 0.07747
}

Semantic roles & 50–950 ramp

primary

#383EB8

secondary

#C7C485

accent

#D64BDD

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #383EB8

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

Preview Lab → · Contrast checker → · Palette generator →