Color

#36455e

#36455e
hex#36455e
rgbrgb(54, 69, 94)
hslhsl(218, 27%, 29%)
oklchoklch(0.388 0.047 260.4)
Closest name: Bonne Nuit (#3a4866)Relative luminance 0.0585

Colors that go with #36455e

Teal, Blue and Blush Pink 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 →

#5e4f36

#36595e · #3b365e

#5e3645 · #455e36

Split-complementary

Open in tool →

#5e3b36 · #595e36

#5e3659 · #5e4f36 · #365e3b

Contrast

#36455e as textRatioAAAA largeAAAFix
Aaon white
9.68:1passpasspassPasses AAA — no fix needed.
Aaon black
2.17:1failfailfail
  • AA: use #5d76a2 as the text (4.58:1)
  • AAA: use #8497b8 as the text (7.1:1)
  • AA: or shift the background to #b3b3b3 (4.62:1)
  • AAA: or shift the background to #dedede (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #36455e as the background.

Brands using this color

Fonts for this mood

#36455e reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #36455e
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 #36455e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/36455e-9ca6c4-df644e-201f2d-e9f0f1?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