#383AB5#383AB5

#383AB5 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 43.2% C 0.189 H 274.4°. Best body text is #FFFFFF at 8.60:1 contrast (WCAG AA passes).

Color values

HEX	#383AB5
RGB	rgb(56, 58, 181)
HSL	hsl(239, 53%, 46%)
HSV	hsv(239, 69%, 71%)
CMYK	cmyk(69.1%, 68%, 0%, 29%)
CIE-LAB	lab(32.26, 39.14, -65.20)
CIE-LCH	lch(32.26, 76.05, 300.98°)
OKLab	oklab(43.23% 0.0146 -0.1883)
OKLCH	oklch(43.23% 0.189 274.4)
XYZ	xyz(11.4817, 7.2020, 44.4921)
Luminance	0.0720 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#383AB5 #B5B338

analogous

#3879B5 #383AB5 #7538B5

triadic

#383AB5 #B5383A #3AB538

tetradic

#383AB5 #B53879 #B5B338 #38B575

square

#383AB5 #B53879 #B5B338 #38B575

split-complementary

#383AB5 #B57538 #79B538

monochromatic

#1B1C58 #2A2B86 #383AB5 #5D5FCD #8C8DDB

Accessibility & contrast

On white

8.60

#383AB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#383AB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383AB5

8.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383AB5	#FFFFFF	#000000	##FFFFFF
##383AB5	1.00	8.60	2.44	8.60
#FFFFFF	8.60	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B9

Deuteranopia (green-blind)

#0046B3

Tritanopia (blue-blind)

#005B73

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #383ab5;
/* rgb */ color: rgb(56, 58, 181);
/* oklch */ color: oklch(43.2% 0.189 274.4);

Tailwind

colors: {
  custom: {
    50: '#8071cc',
    500: '#383ab5',
    950: '#000000',
  },
}

SCSS

$custom: #383ab5;
$custom-light: #8071cc;
$custom-dark: #000000;

JSON

{
  "hex": "#383ab5",
  "rgb": {
    "r": 56,
    "g": 58,
    "b": 181
  },
  "hsl": {
    "h": 239.04,
    "s": 52.743,
    "l": 46.471
  },
  "oklch": {
    "l": 0.43229,
    "c": 0.18891,
    "h": 274.4
  },
  "luminance": 0.07203
}

Semantic roles & 50–950 ramp

primary

#383AB5

secondary

#C6C583

accent

#DA4CDC

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #383AB5

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

Preview Lab → · Contrast checker → · Palette generator →