#383EA4#383EA4

#383EA4 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.4% C 0.162 H 274.6°. Best body text is #FFFFFF at 8.77:1 contrast (WCAG AA passes).

Color values

HEX	#383EA4
RGB	rgb(56, 62, 164)
HSL	hsl(237, 49%, 43%)
HSV	hsv(237, 66%, 64%)
CMYK	cmyk(65.9%, 62.2%, 0%, 35.7%)
CIE-LAB	lab(31.73, 30.73, -55.92)
CIE-LCH	lch(31.73, 63.80, 298.79°)
OKLab	oklab(42.38% 0.0129 -0.1611)
OKLCH	oklch(42.38% 0.162 274.6)
XYZ	xyz(10.0521, 6.9655, 35.9295)
Luminance	0.0697 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#383EA4 #A49E38

analogous

#3874A4 #383EA4 #6838A4

triadic

#383EA4 #A4383E #3EA438

tetradic

#383EA4 #A43874 #A49E38 #38A468

square

#383EA4 #A43874 #A49E38 #38A468

split-complementary

#383EA4 #A46838 #74A438

monochromatic

#191C49 #282D76 #383EA4 #545BC5 #8287D4

Accessibility & contrast

On white

8.77

#383EA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#383EA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383EA4

8.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383EA4	#FFFFFF	#000000	##FFFFFF
##383EA4	1.00	8.77	2.39	8.77
#FFFFFF	8.77	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050A7

Deuteranopia (green-blind)

#0046A2

Tritanopia (blue-blind)

#00586B

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #383ea4;
/* rgb */ color: rgb(56, 62, 164);
/* oklch */ color: oklch(42.4% 0.162 274.6);

Tailwind

colors: {
  custom: {
    50: '#7c73c0',
    500: '#383ea4',
    950: '#000000',
  },
}

SCSS

$custom: #383ea4;
$custom-light: #7c73c0;
$custom-dark: #000000;

JSON

{
  "hex": "#383ea4",
  "rgb": {
    "r": 56,
    "g": 62,
    "b": 164
  },
  "hsl": {
    "h": 236.667,
    "s": 49.091,
    "l": 43.137
  },
  "oklch": {
    "l": 0.42382,
    "c": 0.16163,
    "h": 274.6
  },
  "luminance": 0.06966
}

Semantic roles & 50–950 ramp

primary

#383EA4

secondary

#BEBA7A

accent

#D14FD9

background

#F8F7FB

surface

#EFEDF7

border

#CAC8D0

text

#0B0812

muted

#7C7B81

Preview Lab

Preview with #383EA4

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

Preview Lab → · Contrast checker → · Palette generator →