#383AA5#383AA5

#383AA5 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.8% C 0.168 H 275.5°. Best body text is #FFFFFF at 9.07:1 contrast (WCAG AA passes).

Color values

HEX	#383AA5
RGB	rgb(56, 58, 165)
HSL	hsl(239, 49%, 43%)
HSV	hsv(239, 66%, 65%)
CMYK	cmyk(66.1%, 64.8%, 0%, 35.3%)
CIE-LAB	lab(30.84, 33.63, -57.97)
CIE-LCH	lch(30.84, 67.02, 300.12°)
OKLab	oklab(41.76% 0.0162 -0.1672)
OKLCH	oklch(41.76% 0.168 275.5)
XYZ	xyz(9.9332, 6.5826, 36.3371)
Luminance	0.0658 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.15

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#383AA5 #A5A338

analogous

#3870A5 #383AA5 #6C38A5

triadic

#383AA5 #A5383A #3AA538

tetradic

#383AA5 #A53870 #A5A338 #38A56C

square

#383AA5 #A53870 #A5A338 #38A56C

split-complementary

#383AA5 #A56C38 #70A538

monochromatic

#191A4A #282A77 #383AA5 #5557C5 #8384D5

Accessibility & contrast

On white

9.07

#383AA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#383AA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383AA5

9.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383AA5	#FFFFFF	#000000	##FFFFFF
##383AA5	1.00	9.07	2.32	9.07
#FFFFFF	9.07	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DA8

Deuteranopia (green-blind)

#0044A3

Tritanopia (blue-blind)

#00556A

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #383aa5;
/* rgb */ color: rgb(56, 58, 165);
/* oklch */ color: oklch(41.8% 0.168 275.5);

Tailwind

colors: {
  custom: {
    50: '#7c70c1',
    500: '#383aa5',
    950: '#000000',
  },
}

SCSS

$custom: #383aa5;
$custom-light: #7c70c1;
$custom-dark: #000000;

JSON

{
  "hex": "#383aa5",
  "rgb": {
    "r": 56,
    "g": 58,
    "b": 165
  },
  "hsl": {
    "h": 238.899,
    "s": 49.321,
    "l": 43.333
  },
  "oklch": {
    "l": 0.41755,
    "c": 0.16796,
    "h": 275.5
  },
  "luminance": 0.06583
}

Semantic roles & 50–950 ramp

primary

#383AA5

secondary

#BEBD7A

accent

#D64FD9

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #383AA5

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

Preview Lab → · Contrast checker → · Palette generator →