#383BB3#383BB3

#383BB3 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 43.2% C 0.185 H 274.4°. Best body text is #FFFFFF at 8.59:1 contrast (WCAG AA passes).

Color values

HEX	#383BB3
RGB	rgb(56, 59, 179)
HSL	hsl(239, 52%, 46%)
HSV	hsv(239, 69%, 70%)
CMYK	cmyk(68.7%, 67%, 0%, 29.8%)
CIE-LAB	lab(32.31, 37.84, -63.94)
CIE-LCH	lch(32.31, 74.30, 300.62°)
OKLab	oklab(43.21% 0.0141 -0.1847)
OKLCH	oklch(43.21% 0.185 274.4)
XYZ	xyz(11.3288, 7.2223, 43.4361)
Luminance	0.0722 (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

#383BB3 #B3B038

analogous

#3878B3 #383BB3 #7238B3

triadic

#383BB3 #B3383B #3BB338

tetradic

#383BB3 #B33878 #B3B038 #38B372

square

#383BB3 #B33878 #B3B038 #38B372

split-complementary

#383BB3 #B37238 #78B338

monochromatic

#1B1C56 #292C84 #383BB3 #5C5FCC #8B8DDB

Accessibility & contrast

On white

8.59

#383BB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#383BB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383BB3

8.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383BB3	#FFFFFF	#000000	##FFFFFF
##383BB3	1.00	8.59	2.44	8.59
#FFFFFF	8.59	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B7

Deuteranopia (green-blind)

#0046B1

Tritanopia (blue-blind)

#005B72

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #383bb3;
/* rgb */ color: rgb(56, 59, 179);
/* oklch */ color: oklch(43.2% 0.185 274.4);

Tailwind

colors: {
  custom: {
    50: '#7f71cb',
    500: '#383bb3',
    950: '#000000',
  },
}

SCSS

$custom: #383bb3;
$custom-light: #7f71cb;
$custom-dark: #000000;

JSON

{
  "hex": "#383bb3",
  "rgb": {
    "r": 56,
    "g": 59,
    "b": 179
  },
  "hsl": {
    "h": 238.537,
    "s": 52.34,
    "l": 46.078
  },
  "oklch": {
    "l": 0.43206,
    "c": 0.1852,
    "h": 274.4
  },
  "luminance": 0.07223
}

Semantic roles & 50–950 ramp

primary

#383BB3

secondary

#C5C382

accent

#D84CDC

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #383BB3

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

Preview Lab → · Contrast checker → · Palette generator →