Color

#393cfe

#393cfe
hex#393cfe
rgbrgb(57, 60, 254)
hslhsl(239, 99%, 61%)
oklchoklch(0.509 0.273 270.7)
Closest name: Meteor Shower (#5533ff)Relative luminance 0.1126

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fefb39

#399ffe · #9839fe

#fe393c · #3cfe39

Split-complementary

Open in tool →

#fe9839 · #9ffe39

#fe399f · #fefb39 · #39fe98

Contrast

#393cfe as textRatioAAAA largeAAAFix
Aaon white
6.46:1passpassfail
  • AAA: use #2a2dfe as the text (7.23:1)
Aaon black
3.25:1failpassfail
  • AA: use #5d5ffe as the text (4.53:1)
  • AAA: use #8a8cfe as the text (7.26:1)
  • AA: or shift the background to #d9d9d9 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #393cfe 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

#393cfe reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #393cfe
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 #393cfe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/393cfe-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