Color

#6178bd

#6178bd
hex#6178bd
rgbrgb(97, 120, 189)
hslhsl(225, 41%, 56%)
oklchoklch(0.585 0.11 268.9)
Closest name: Flood (#6677bb)Relative luminance 0.1965

Colors that go with #6178bd

Charcoal, Sea Green 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 →

#bda661

#61a6bd · #7861bd

#bd6178 · #78bd61

Split-complementary

Open in tool →

#bd7861 · #a6bd61

#bd61a6 · #bda661 · #61bd78

Contrast

#6178bd as textRatioAAAA largeAAAFix
Aaon white
4.26:1failpassfail
  • AA: use #5a72ba as the text (4.61:1)
  • AAA: use #3f5597 as the text (7.1:1)
  • AA: or shift the background to #0d0d0d (4.56:1)
Aaon black
4.93:1passpassfail
  • AAA: use #8597cc as the text (7.3:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6178bd 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

#6178bd reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6178bd
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 #6178bd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6178bd-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