Color

#37446c

#37446c
hex#37446c
rgbrgb(55, 68, 108)
hslhsl(225, 33%, 32%)
oklchoklch(0.394 0.07 269.3)
Closest name: Blue Funk (#2d4470)Relative luminance 0.0603

Colors that go with #37446c

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 →

#6d5f37

#375f6d · #44376d

#6d3744 · #446d37

Split-complementary

Open in tool →

#6d4437 · #5f6d37

#6d375f · #6d5f37 · #376d44

Contrast

#37446c as textRatioAAAA largeAAAFix
Aaon white
9.52:1passpasspassPasses AAA — no fix needed.
Aaon black
2.21:1failfailfail
  • AA: use #6073af as the text (4.57:1)
  • AAA: use #8594c1 as the text (7:1)
  • AA: or shift the background to #b3b3b3 (4.54:1)
  • AAA: or shift the background to #dedede (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #37446c as the background.

Brands using this color

mcpConnect your agent — build around #37446c
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 #37446c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/37446c-9ca1c4-df754e-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