#383DAC#383DAC

#383DAC is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.9% C 0.174 H 274.4°. Best body text is #FFFFFF at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#383DAC
RGB	rgb(56, 61, 172)
HSL	hsl(237, 51%, 45%)
HSV	hsv(237, 67%, 67%)
CMYK	cmyk(67.4%, 64.5%, 0%, 32.5%)
CIE-LAB	lab(32.16, 34.17, -60.01)
CIE-LCH	lch(32.16, 69.06, 299.66°)
OKLab	oklab(42.91% 0.0133 -0.1731)
OKLCH	oklch(42.91% 0.174 274.4)
XYZ	xyz(10.7436, 7.1558, 39.8368)
Luminance	0.0716 (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

#383DAC #ACA738

analogous

#3877AC #383DAC #6D38AC

triadic

#383DAC #AC383D #3DAC38

tetradic

#383DAC #AC3877 #ACA738 #38AC6D

square

#383DAC #AC3877 #ACA738 #38AC6D

split-complementary

#383DAC #AC6D38 #77AC38

monochromatic

#1A1C50 #292D7E #383DAC #585DC9 #878AD8

Accessibility & contrast

On white

8.64

#383DAC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#383DAC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383DAC

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383DAC	#FFFFFF	#000000	##FFFFFF
##383DAC	1.00	8.64	2.43	8.64
#FFFFFF	8.64	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051B0

Deuteranopia (green-blind)

#0046AA

Tritanopia (blue-blind)

#005A6F

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #383dac;
/* rgb */ color: rgb(56, 61, 172);
/* oklch */ color: oklch(42.9% 0.174 274.4);

Tailwind

colors: {
  custom: {
    50: '#7d73c6',
    500: '#383dac',
    950: '#000000',
  },
}

SCSS

$custom: #383dac;
$custom-light: #7d73c6;
$custom-dark: #000000;

JSON

{
  "hex": "#383dac",
  "rgb": {
    "r": 56,
    "g": 61,
    "b": 172
  },
  "hsl": {
    "h": 237.414,
    "s": 50.877,
    "l": 44.706
  },
  "oklch": {
    "l": 0.42908,
    "c": 0.17365,
    "h": 274.4
  },
  "luminance": 0.07157
}

Semantic roles & 50–950 ramp

primary

#383DAC

secondary

#C2BF7E

accent

#D44DDA

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #383DAC

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

Preview Lab → · Contrast checker → · Palette generator →