Color

#41778b

#41778b
hex#41778b
rgbrgb(65, 119, 139)
hslhsl(196, 36%, 40%)
oklchoklch(0.54 0.065 224.2)
Closest name: Harbour Blue (#417491)Relative luminance 0.1618

Colors that go with #41778b

Charcoal, Sienna and Amber 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 →

#8b5541

#418b7a · #41528b

#8b4177 · #778b41

Split-complementary

Open in tool →

#8b4152 · #8b7a41

#7a418b · #8b5541 · #528b41

Contrast

#41778b as textRatioAAAA largeAAAFix
Aaon white
4.96:1passpassfail
  • AAA: use #335c6c as the text (7.27:1)
Aaon black
4.24:1failpassfail
  • AA: use #457d92 as the text (4.6:1)
  • AAA: use #63a0b6 as the text (7.23:1)
  • AA: or shift the background to #f5f5f5 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #41778b 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

#41778b reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #41778b
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 #41778b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/41778b-9cb5c4-df4e6e-1f232d-e9f1ef?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