Color

#37386c

#37386c
hex#37386c
rgbrgb(55, 56, 108)
hslhsl(239, 33%, 32%)
oklchoklch(0.367 0.088 280.3)
Closest name: Evening Magic (#363e7d)Relative luminance 0.0472

Colors that go with #37386c

Steel Blue, Teal and 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 →

#6d6c37

#37526d · #51376d

#6d3738 · #386d37

Split-complementary

Open in tool →

#6d5137 · #526d37

#6d3752 · #6d6c37 · #376d51

Contrast

#37386c as textRatioAAAA largeAAAFix
Aaon white
10.8:1passpasspassPasses AAA — no fix needed.
Aaon black
1.94:1failfailfail
  • AA: use #6d6eb6 as the text (4.56:1)
  • AAA: use #9293c8 as the text (7.23:1)
  • AA: or shift the background to #a8a8a8 (4.54:1)
  • AAA: or shift the background to #d1d1d1 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #37386c as the background.

Brands using this color

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

mcpConnect your agent — build around #37386c
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 #37386c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/37386c-a09cc4-df964e-251f2d-e9edf1?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