Color

#393668

#393668
hex#393668
rgbrgb(57, 54, 104)
hslhsl(244, 32%, 31%)
oklchoklch(0.362 0.085 284.1)
Closest name: Her Highness (#432e6f)Relative luminance 0.0451

Colors that go with #393668

Steel Blue, Teal and Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#656836

#364c68 · #523668

#683936 · #366839

Split-complementary

Open in tool →

#685236 · #4c6836

#68364c · #656836 · #366852

Contrast

#393668 as textRatioAAAA largeAAAFix
Aaon white
11.04:1passpasspassPasses AAA — no fix needed.
Aaon black
1.9:1failfailfail
  • AA: use #736eb4 as the text (4.62:1)
  • AAA: use #9490c6 as the text (7.06:1)
  • AA: or shift the background to #a6a6a6 (4.54:1)
  • AAA: or shift the background to #cfcfcf (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #393668 as the background.

Brands using this color

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

mcpConnect your agent — build around #393668
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

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

analyze #393668 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/393668-a39cc4-dfa24e-261f2d-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