#383DAA#383DAA

#383DAA is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.7% C 0.171 H 274.5°. Best body text is #FFFFFF at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#383DAA
RGB	rgb(56, 61, 170)
HSL	hsl(237, 50%, 44%)
HSV	hsv(237, 67%, 67%)
CMYK	cmyk(67.1%, 64.1%, 0%, 33.3%)
CIE-LAB	lab(31.99, 33.47, -59.10)
CIE-LCH	lch(31.99, 67.92, 299.53°)
OKLab	oklab(42.73% 0.0134 -0.1705)
OKLCH	oklch(42.73% 0.171 274.5)
XYZ	xyz(10.5529, 7.0796, 38.8328)
Luminance	0.0708 (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

#383DAA #AAA538

analogous

#3876AA #383DAA #6C38AA

triadic

#383DAA #AA383D #3DAA38

tetradic

#383DAA #AA3876 #AAA538 #38AA6C

square

#383DAA #AA3876 #AAA538 #38AA6C

split-complementary

#383DAA #AA6C38 #76AA38

monochromatic

#1A1C4E #292C7C #383DAA #575CC8 #8589D7

Accessibility & contrast

On white

8.69

#383DAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#383DAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383DAA

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383DAA	#FFFFFF	#000000	##FFFFFF
##383DAA	1.00	8.69	2.42	8.69
#FFFFFF	8.69	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050AD

Deuteranopia (green-blind)

#0046A8

Tritanopia (blue-blind)

#00596E

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #383daa;
/* rgb */ color: rgb(56, 61, 170);
/* oklch */ color: oklch(42.7% 0.171 274.5);

Tailwind

colors: {
  custom: {
    50: '#7d72c4',
    500: '#383daa',
    950: '#000000',
  },
}

SCSS

$custom: #383daa;
$custom-light: #7d72c4;
$custom-dark: #000000;

JSON

{
  "hex": "#383daa",
  "rgb": {
    "r": 56,
    "g": 61,
    "b": 170
  },
  "hsl": {
    "h": 237.368,
    "s": 50.442,
    "l": 44.314
  },
  "oklch": {
    "l": 0.42729,
    "c": 0.17099,
    "h": 274.5
  },
  "luminance": 0.07081
}

Semantic roles & 50–950 ramp

primary

#383DAA

secondary

#C1BE7D

accent

#D44EDA

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #383DAA

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

Preview Lab → · Contrast checker → · Palette generator →