Color

#383bfa

#383bfa
hex#383bfa
rgbrgb(56, 59, 250)
hslhsl(239, 95%, 60%)
oklchoklch(0.503 0.27 270.7)
Closest name: C64 Blue (#003aff)Relative luminance 0.1087

Tints & shades

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

Harmonies

Complementary

Open in tool →

#faf738

#389cfa · #9638fa

#fa383b · #3bfa38

Split-complementary

Open in tool →

#fa9638 · #9cfa38

#fa389c · #faf738 · #38fa96

Contrast

#383bfa as textRatioAAAA largeAAAFix
Aaon white
6.62:1passpassfail
  • AAA: use #2e32fa as the text (7.11:1)
Aaon black
3.17:1failpassfail
  • AA: use #6062fb as the text (4.64:1)
  • AAA: use #888afc as the text (7.09:1)
  • AA: or shift the background to #d6d6d6 (4.55:1)

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

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

mcpConnect your agent — build around #383bfa
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 #383bfa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/383bfa-a09cc4-df964e-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