Color

#376f90

#376f90
hex#376f90
rgbrgb(55, 111, 144)
hslhsl(202, 45%, 39%)
oklchoklch(0.518 0.079 236.9)
Closest name: Astral (#376f89)Relative luminance 0.1419

Colors that go with #376f90

Charcoal, Royal Blue 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 →

#905837

#379084 · #374390

#90376f · #6f9037

Split-complementary

Open in tool →

#903743 · #908437

#843790 · #905837 · #439037

Contrast

#376f90 as textRatioAAAA largeAAAFix
Aaon white
5.47:1passpassfail
Aaon black
3.84:1failpassfail
  • AA: use #3c7b9f as the text (4.53:1)
  • AAA: use #609fc3 as the text (7.24:1)
  • AA: or shift the background to #ebebeb (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #376f90 as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#376f90 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #376f90
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 #376f90 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/376f90-9cb1c4-df4e5f-1f222d-e9f1f0?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