Color

#374677

#374677
hex#374677
rgbrgb(55, 70, 119)
hslhsl(226, 37%, 34%)
oklchoklch(0.406 0.085 269.5)
Closest name: Blue Funk (#2d4470)Relative luminance 0.0652

Colors that go with #374677

Steel Blue, Blue and Cadet Blue 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 →

#776837

#376677 · #483777

#773746 · #467737

Split-complementary

Open in tool →

#774837 · #667737

#773766 · #776837 · #377748

Contrast

#374677 as textRatioAAAA largeAAAFix
Aaon white
9.11:1passpasspassPasses AAA — no fix needed.
Aaon black
2.3:1failfailfail
  • AA: use #5e73b5 as the text (4.6:1)
  • AAA: use #8594c7 as the text (7.06:1)
  • AA: or shift the background to #b8b8b8 (4.59:1)
  • AAA: or shift the background to #e3e3e3 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #374677 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

#374677 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #374677
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 #374677 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/374677-9ca1c4-df774e-221f2d-e9eff1?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