Color

#376bbe

#376bbe
hex#376bbe
rgbrgb(55, 107, 190)
hslhsl(217, 55%, 48%)
oklchoklch(0.535 0.142 259.4)
Closest name: Campanula (#3473b7)Relative luminance 0.1505

Colors that go with #376bbe

Charcoal, Sea Green 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 →

#be8a37

#37aebe · #4737be

#be376b · #6bbe37

Split-complementary

Open in tool →

#be4737 · #aebe37

#be37ae · #be8a37 · #37be47

Contrast

#376bbe as textRatioAAAA largeAAAFix
Aaon white
5.24:1passpassfail
  • AAA: use #2d579a as the text (7.14:1)
Aaon black
4.01:1failpassfail
  • AA: use #4175c8 as the text (4.6:1)
  • AAA: use #7197d6 as the text (7.1:1)
  • AA: or shift the background to #f0f0f0 (4.6:1)

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

Brands using this color

Fonts for this mood

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

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

tool url/palettes/new/376bbe-9ca7c4-df624e-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