#383EA3#383EA3

#383EA3 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.3% C 0.160 H 274.6°. Best body text is #FFFFFF at 8.80:1 contrast (WCAG AA passes).

Color values

HEX	#383EA3
RGB	rgb(56, 62, 163)
HSL	hsl(237, 49%, 43%)
HSV	hsv(237, 66%, 64%)
CMYK	cmyk(65.6%, 62%, 0%, 36.1%)
CIE-LAB	lab(31.65, 30.37, -55.45)
CIE-LCH	lch(31.65, 63.22, 298.71°)
OKLab	oklab(42.3% 0.0129 -0.1597)
OKLCH	oklch(42.3% 0.16 274.6)
XYZ	xyz(9.9622, 6.9295, 35.4558)
Luminance	0.0693 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#383EA3 #A39D38

analogous

#3873A3 #383EA3 #6838A3

triadic

#383EA3 #A3383E #3EA338

tetradic

#383EA3 #A33873 #A39D38 #38A368

square

#383EA3 #A33873 #A39D38 #38A368

split-complementary

#383EA3 #A36838 #73A338

monochromatic

#191B48 #282D75 #383EA3 #545AC4 #8286D4

Accessibility & contrast

On white

8.80

#383EA3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#383EA3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383EA3

8.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383EA3	#FFFFFF	#000000	##FFFFFF
##383EA3	1.00	8.80	2.39	8.80
#FFFFFF	8.80	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA6

Deuteranopia (green-blind)

#0046A1

Tritanopia (blue-blind)

#00576A

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #383ea3;
/* rgb */ color: rgb(56, 62, 163);
/* oklch */ color: oklch(42.3% 0.160 274.6);

Tailwind

colors: {
  custom: {
    50: '#7b73bf',
    500: '#383ea3',
    950: '#000000',
  },
}

SCSS

$custom: #383ea3;
$custom-light: #7b73bf;
$custom-dark: #000000;

JSON

{
  "hex": "#383ea3",
  "rgb": {
    "r": 56,
    "g": 62,
    "b": 163
  },
  "hsl": {
    "h": 236.636,
    "s": 48.858,
    "l": 42.941
  },
  "oklch": {
    "l": 0.42296,
    "c": 0.16026,
    "h": 274.6
  },
  "luminance": 0.0693
}

Semantic roles & 50–950 ramp

primary

#383EA3

secondary

#BDBA79

accent

#D14FD8

background

#F8F7FB

surface

#EFEDF7

border

#CAC8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #383EA3

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

Preview Lab → · Contrast checker → · Palette generator →