Color

#376d86

#376d86
hex#376d86
rgbrgb(55, 109, 134)
hslhsl(199, 42%, 37%)
oklchoklch(0.508 0.07 230.2)
Closest name: Astral (#376f89)Relative luminance 0.1347

Colors that go with #376d86

Charcoal, Royal Blue 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 →

#865037

#378677 · #374586

#86376d · #6d8637

Split-complementary

Open in tool →

#863745 · #867737

#773786 · #865037 · #458637

Contrast

#376d86 as textRatioAAAA largeAAAFix
Aaon white
5.68:1passpassfail
  • AAA: use #2f5e74 as the text (7.06:1)
Aaon black
3.69:1failpassfail
  • AA: use #3e7c98 as the text (4.54:1)
  • AAA: use #5c9ebc as the text (7.07:1)
  • AA: or shift the background to #e6e6e6 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #376d86 as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#376d86 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #376d86
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 #376d86 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/376d86-9cb3c4-df4e66-1f232d-e9f1f0?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