#383BB8#383BB8

#383BB8 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.7% C 0.192 H 274.1°. Best body text is #FFFFFF at 8.45:1 contrast (WCAG AA passes).

Color values

HEX	#383BB8
RGB	rgb(56, 59, 184)
HSL	hsl(239, 53%, 47%)
HSV	hsv(239, 70%, 72%)
CMYK	cmyk(69.6%, 67.9%, 0%, 27.8%)
CIE-LAB	lab(32.76, 39.55, -66.16)
CIE-LCH	lch(32.76, 77.08, 300.87°)
OKLab	oklab(43.68% 0.0136 -0.1911)
OKLCH	oklch(43.68% 0.192 274.1)
XYZ	xyz(11.8437, 7.4283, 46.1477)
Luminance	0.0743 (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

#383BB8 #B8B538

analogous

#387BB8 #383BB8 #7538B8

triadic

#383BB8 #B8383B #3BB838

tetradic

#383BB8 #B8387B #B8B538 #38B875

square

#383BB8 #B8387B #B8B538 #38B875

split-complementary

#383BB8 #B87538 #7BB838

monochromatic

#1B1D5A #2A2C89 #383BB8 #5F62CE #8E90DD

Accessibility & contrast

On white

8.45

#383BB8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#383BB8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383BB8

8.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383BB8	#FFFFFF	#000000	##FFFFFF
##383BB8	1.00	8.45	2.49	8.45
#FFFFFF	8.45	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.45	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: #383bb8;
/* rgb */ color: rgb(56, 59, 184);
/* oklch */ color: oklch(43.7% 0.192 274.1);

Tailwind

colors: {
  custom: {
    50: '#8071ce',
    500: '#383bb8',
    950: '#000000',
  },
}

SCSS

$custom: #383bb8;
$custom-light: #8071ce;
$custom-dark: #000000;

JSON

{
  "hex": "#383bb8",
  "rgb": {
    "r": 56,
    "g": 59,
    "b": 184
  },
  "hsl": {
    "h": 238.594,
    "s": 53.333,
    "l": 47.059
  },
  "oklch": {
    "l": 0.43675,
    "c": 0.19163,
    "h": 274.1
  },
  "luminance": 0.07429
}

Semantic roles & 50–950 ramp

primary

#383BB8

secondary

#C7C685

accent

#D94BDD

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #383BB8

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

Preview Lab → · Contrast checker → · Palette generator →