Color

#364f53

#364f53
hex#364f53
rgbrgb(54, 79, 83)
hslhsl(188, 21%, 27%)
oklchoklch(0.409 0.031 208.4)
Closest name: darkslategray (#2f4f4f)Relative luminance 0.07

Colors that go with #364f53

Steel Blue, Teal and Sienna 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 →

#533a36

#365349 · #364153

#53364f · #4f5336

Split-complementary

Open in tool →

#533641 · #534936

#493653 · #533a36 · #415336

Contrast

#364f53 as textRatioAAAA largeAAAFix
Aaon white
8.75:1passpasspassPasses AAA — no fix needed.
Aaon black
2.4:1failfailfail
  • AA: use #557c82 as the text (4.59:1)
  • AAA: use #749ea4 as the text (7.17:1)
  • AA: or shift the background to #bababa (4.51:1)
  • AAA: or shift the background to #e6e6e6 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #364f53 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

#364f53 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #364f53
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 #364f53 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/364f53-a2b7be-df4e81-1f252d-e9f1ee?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