#383EA9#383EA9

#383EA9 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.8% C 0.168 H 274.3°. Best body text is #FFFFFF at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#383EA9
RGB	rgb(56, 62, 169)
HSL	hsl(237, 50%, 44%)
HSV	hsv(237, 67%, 66%)
CMYK	cmyk(66.9%, 63.3%, 0%, 33.7%)
CIE-LAB	lab(32.15, 32.49, -58.24)
CIE-LCH	lch(32.15, 66.69, 299.15°)
OKLab	oklab(42.82% 0.0127 -0.1679)
OKLCH	oklch(42.82% 0.168 274.3)
XYZ	xyz(10.5126, 7.1496, 38.3544)
Luminance	0.0715 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.89

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#383EA9 #A9A338

analogous

#3877A9 #383EA9 #6B38A9

triadic

#383EA9 #A9383E #3EA938

tetradic

#383EA9 #A93877 #A9A338 #38A96B

square

#383EA9 #A93877 #A9A338 #38A96B

split-complementary

#383EA9 #A96B38 #77A938

monochromatic

#1A1C4D #292D7B #383EA9 #575DC7 #8589D7

Accessibility & contrast

On white

8.64

#383EA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#383EA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383EA9

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383EA9	#FFFFFF	#000000	##FFFFFF
##383EA9	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)

#0051AC

Deuteranopia (green-blind)

#0047A7

Tritanopia (blue-blind)

#00596D

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #383ea9;
/* rgb */ color: rgb(56, 62, 169);
/* oklch */ color: oklch(42.8% 0.168 274.3);

Tailwind

colors: {
  custom: {
    50: '#7d73c3',
    500: '#383ea9',
    950: '#000000',
  },
}

SCSS

$custom: #383ea9;
$custom-light: #7d73c3;
$custom-dark: #000000;

JSON

{
  "hex": "#383ea9",
  "rgb": {
    "r": 56,
    "g": 62,
    "b": 169
  },
  "hsl": {
    "h": 236.814,
    "s": 50.222,
    "l": 44.118
  },
  "oklch": {
    "l": 0.42818,
    "c": 0.16841,
    "h": 274.3
  },
  "luminance": 0.07151
}

Semantic roles & 50–950 ramp

primary

#383EA9

secondary

#C0BD7C

accent

#D24EDA

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #383EA9

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

Preview Lab → · Contrast checker → · Palette generator →