#383AA3#383AA3

#383AA3 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.6% C 0.165 H 275.7°. Best body text is #FFFFFF at 9.12:1 contrast (WCAG AA passes).

Color values

HEX	#383AA3
RGB	rgb(56, 58, 163)
HSL	hsl(239, 49%, 43%)
HSV	hsv(239, 66%, 64%)
CMYK	cmyk(65.6%, 64.4%, 0%, 36.1%)
CIE-LAB	lab(30.67, 32.94, -57.05)
CIE-LCH	lch(30.67, 65.87, 300.00°)
OKLab	oklab(41.58% 0.0163 -0.1645)
OKLCH	oklch(41.58% 0.165 275.7)
XYZ	xyz(9.7526, 6.5104, 35.3859)
Luminance	0.0651 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.40

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#383AA3 #A3A138

analogous

#386FA3 #383AA3 #6C38A3

triadic

#383AA3 #A3383A #3AA338

tetradic

#383AA3 #A3386F #A3A138 #38A36C

square

#383AA3 #A3386F #A3A138 #38A36C

split-complementary

#383AA3 #A36C38 #6FA338

monochromatic

#191A48 #282A75 #383AA3 #5456C4 #8283D4

Accessibility & contrast

On white

9.12

#383AA3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#383AA3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383AA3

9.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383AA3	#FFFFFF	#000000	##FFFFFF
##383AA3	1.00	9.12	2.30	9.12
#FFFFFF	9.12	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DA6

Deuteranopia (green-blind)

#0043A1

Tritanopia (blue-blind)

#005569

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #383aa3;
/* rgb */ color: rgb(56, 58, 163);
/* oklch */ color: oklch(41.6% 0.165 275.7);

Tailwind

colors: {
  custom: {
    50: '#7c70bf',
    500: '#383aa3',
    950: '#000000',
  },
}

SCSS

$custom: #383aa3;
$custom-light: #7c70bf;
$custom-dark: #000000;

JSON

{
  "hex": "#383aa3",
  "rgb": {
    "r": 56,
    "g": 58,
    "b": 163
  },
  "hsl": {
    "h": 238.879,
    "s": 48.858,
    "l": 42.941
  },
  "oklch": {
    "l": 0.41576,
    "c": 0.16528,
    "h": 275.7
  },
  "luminance": 0.06511
}

Semantic roles & 50–950 ramp

primary

#383AA3

secondary

#BDBC79

accent

#D64FD8

background

#F8F6FB

surface

#EFECF7

border

#CAC7D0

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #383AA3

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

Preview Lab → · Contrast checker → · Palette generator →