Color

#378490

#378490
hex#378490
rgbrgb(55, 132, 144)
hslhsl(188, 45%, 39%)
oklchoklch(0.571 0.077 209.2)
Closest name: Bermuda (#1b7d8d)Relative luminance 0.1933

Colors that go with #378490

Charcoal, Copper and Crimson 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.

Real palettes that use #378490

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#904337

#37906f · #375890

#903784 · #849037

Split-complementary

Open in tool →

#903758 · #906f37

#6f3790 · #904337 · #589037

Contrast

#378490 as textRatioAAAA largeAAAFix
Aaon white
4.32:1failpassfail
  • AA: use #347d89 as the text (4.73:1)
  • AAA: use #275f68 as the text (7.18:1)
  • AA: or shift the background to #0d0d0d (4.5:1)
Aaon black
4.87:1passpassfail
  • AAA: use #43a3b1 as the text (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #378490 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

#378490 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #378490
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 #378490 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/378490-a2b7be-df4e81-1f252d-e9f1ee?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