Color

#39436f

#39436f
hex#39436f
rgbrgb(57, 67, 111)
hslhsl(229, 32%, 33%)
oklchoklch(0.395 0.076 272.8)
Closest name: Blue Funk (#2d4470)Relative luminance 0.0603

Colors that go with #39436f

Steel Blue, Blue and Crimson 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 →

#6f6539

#395e6f · #4a396f

#6f3943 · #436f39

Split-complementary

Open in tool →

#6f4a39 · #5e6f39

#6f395e · #6f6539 · #396f4a

Contrast

#39436f as textRatioAAAA largeAAAFix
Aaon white
9.52:1passpasspassPasses AAA — no fix needed.
Aaon black
2.21:1failfailfail
  • AA: use #6472af as the text (4.57:1)
  • AAA: use #8994c2 as the text (7.08:1)
  • AA: or shift the background to #b3b3b3 (4.54:1)
  • AAA: or shift the background to #dedede (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #39436f as the background.

Brands using this color

mcpConnect your agent — build around #39436f
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 #39436f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/39436f-9c9fc4-df7e4e-231f2d-e9eef1?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