Color

#656cb8

#656cb8
hex#656cb8
rgbrgb(101, 108, 184)
hslhsl(235, 37%, 56%)
oklchoklch(0.56 0.117 277.9)
Closest name: Loch Ness (#5f6db0)Relative luminance 0.1695

Colors that go with #656cb8

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 →

#b8b165

#6596b8 · #8865b8

#b8656c · #6cb865

Split-complementary

Open in tool →

#b88865 · #96b865

#b86596 · #b8b165 · #65b888

Contrast

#656cb8 as textRatioAAAA largeAAAFix
Aaon white
4.78:1passpassfail
  • AAA: use #4a51a1 as the text (7.04:1)
Aaon black
4.39:1failpassfail
  • AA: use #6970ba as the text (4.63:1)
  • AAA: use #8c91ca as the text (7.02:1)
  • AA: or shift the background to #fafafa (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #656cb8 as the background.

Brands using this color

Fonts for this mood

#656cb8 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #656cb8
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 #656cb8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/656cb8-9e9cc4-df8d4e-241f2d-e9eef1?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