#383AA6#383AA6

#383AA6 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.8% C 0.169 H 275.4°. Best body text is #FFFFFF at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#383AA6
RGB	rgb(56, 58, 166)
HSL	hsl(239, 50%, 44%)
HSV	hsv(239, 66%, 65%)
CMYK	cmyk(66.3%, 65.1%, 0%, 34.9%)
CIE-LAB	lab(30.92, 33.98, -58.43)
CIE-LCH	lch(30.92, 67.59, 300.18°)
OKLab	oklab(41.85% 0.0161 -0.1685)
OKLCH	oklch(41.85% 0.169 275.4)
XYZ	xyz(10.0246, 6.6192, 36.8183)
Luminance	0.0662 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.03

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#383AA6 #A6A438

analogous

#3871A6 #383AA6 #6D38A6

triadic

#383AA6 #A6383A #3AA638

tetradic

#383AA6 #A63871 #A6A438 #38A66D

square

#383AA6 #A63871 #A6A438 #38A66D

split-complementary

#383AA6 #A66D38 #71A638

monochromatic

#191A4A #292A78 #383AA6 #5557C6 #8385D5

Accessibility & contrast

On white

9.04

#383AA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#383AA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383AA6

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383AA6	#FFFFFF	#000000	##FFFFFF
##383AA6	1.00	9.04	2.32	9.04
#FFFFFF	9.04	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA9

Deuteranopia (green-blind)

#0044A4

Tritanopia (blue-blind)

#00566A

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #383aa6;
/* rgb */ color: rgb(56, 58, 166);
/* oklch */ color: oklch(41.8% 0.169 275.4);

Tailwind

colors: {
  custom: {
    50: '#7c70c1',
    500: '#383aa6',
    950: '#000000',
  },
}

SCSS

$custom: #383aa6;
$custom-light: #7c70c1;
$custom-dark: #000000;

JSON

{
  "hex": "#383aa6",
  "rgb": {
    "r": 56,
    "g": 58,
    "b": 166
  },
  "hsl": {
    "h": 238.909,
    "s": 49.55,
    "l": 43.529
  },
  "oklch": {
    "l": 0.41845,
    "c": 0.16929,
    "h": 275.4
  },
  "luminance": 0.0662
}

Semantic roles & 50–950 ramp

primary

#383AA6

secondary

#BFBE7B

accent

#D74FD9

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #383AA6

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

Preview Lab → · Contrast checker → · Palette generator →