Color

#383fff

#383fff
hex#383fff
rgbrgb(56, 63, 255)
hslhsl(238, 100%, 61%)
oklchoklch(0.514 0.272 270.3)
Closest name: Meteor Shower (#5533ff)Relative luminance 0.1162

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#fff838

#38a2ff · #9538ff

#ff383f · #3fff38

Split-complementary

Open in tool →

#ff9538 · #a2ff38

#ff38a2 · #fff838 · #38ff95

Contrast

#383fff as textRatioAAAA largeAAAFix
Aaon white
6.32:1passpassfail
  • AAA: use #2930ff as the text (7.09:1)
Aaon black
3.32:1failpassfail
  • AA: use #5c61ff as the text (4.61:1)
  • AAA: use #8589ff as the text (7.02:1)
  • AA: or shift the background to #dbdbdb (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #383fff as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#383fff reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #383fff
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #383fff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/383fff-9f9cc4-df944e-251f2d-e9edf1?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md