Color

#393fa7

#393fa7
hex#393fa7
rgbrgb(57, 63, 167)
hslhsl(237, 49%, 44%)
oklchoklch(0.429 0.164 274.6)
Closest name: Denim (#2243b6)Relative luminance 0.0721

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a7a239

#3976a7 · #6b39a7

#a7393f · #3fa739

Split-complementary

Open in tool →

#a76b39 · #76a739

#a73976 · #a7a239 · #39a76b

Contrast

#393fa7 as textRatioAAAA largeAAAFix
Aaon white
8.6:1passpasspassPasses AAA — no fix needed.
Aaon black
2.44:1failfailfail
  • AA: use #676ccb as the text (4.58:1)
  • AAA: use #8d91d8 as the text (7.17:1)
  • AA: or shift the background to #bdbdbd (4.58:1)
  • AAA: or shift the background to #e8e8e8 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #393fa7 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

#393fa7 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #393fa7
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 #393fa7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/393fa7-9f9cc4-df924e-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