#383FA6#383FA6

#383FA6 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.7% C 0.163 H 274.2°. Best body text is #FFFFFF at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#383FA6
RGB	rgb(56, 63, 166)
HSL	hsl(236, 50%, 44%)
HSV	hsv(236, 66%, 65%)
CMYK	cmyk(66.3%, 62%, 0%, 34.9%)
CIE-LAB	lab(32.14, 30.79, -56.45)
CIE-LCH	lch(32.14, 64.30, 298.61°)
OKLab	oklab(42.74% 0.012 -0.1627)
OKLCH	oklch(42.74% 0.163 274.2)
XYZ	xyz(10.2890, 7.1480, 36.9065)
Luminance	0.0715 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#383FA6 #A69F38

analogous

#3876A6 #383FA6 #6838A6

triadic

#383FA6 #A6383F #3FA638

tetradic

#383FA6 #A63876 #A69F38 #38A668

square

#383FA6 #A63876 #A69F38 #38A668

split-complementary

#383FA6 #A66838 #76A638

monochromatic

#191C4A #292E78 #383FA6 #555DC6 #8388D5

Accessibility & contrast

On white

8.64

#383FA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#383FA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383FA6

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383FA6	#FFFFFF	#000000	##FFFFFF
##383FA6	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)

#0051A9

Deuteranopia (green-blind)

#0047A4

Tritanopia (blue-blind)

#00596C

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #383fa6;
/* rgb */ color: rgb(56, 63, 166);
/* oklch */ color: oklch(42.7% 0.163 274.2);

Tailwind

colors: {
  custom: {
    50: '#7c74c1',
    500: '#383fa6',
    950: '#000000',
  },
}

SCSS

$custom: #383fa6;
$custom-light: #7c74c1;
$custom-dark: #000000;

JSON

{
  "hex": "#383fa6",
  "rgb": {
    "r": 56,
    "g": 63,
    "b": 166
  },
  "hsl": {
    "h": 236.182,
    "s": 49.55,
    "l": 43.529
  },
  "oklch": {
    "l": 0.42738,
    "c": 0.1631,
    "h": 274.2
  },
  "luminance": 0.07149
}

Semantic roles & 50–950 ramp

primary

#383FA6

secondary

#BFBB7B

accent

#D04FD9

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0812

muted

#7C7B81

Preview Lab

Preview with #383FA6

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

Preview Lab → · Contrast checker → · Palette generator →