Color

#656ad2

#656ad2
hex#656ad2
rgbrgb(101, 106, 210)
hslhsl(237, 55%, 61%)
oklchoklch(0.572 0.157 278.1)
Closest name: slateblue (#6a5acd)Relative luminance 0.1773

Colors that go with #656ad2

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 →

#d2cd65

#65a1d2 · #9665d2

#d2656a · #6ad265

Split-complementary

Open in tool →

#d29665 · #a1d265

#d265a1 · #d2cd65 · #65d296

Contrast

#656ad2 as textRatioAAAA largeAAAFix
Aaon white
4.62:1passpassfail
  • AAA: use #4148c8 as the text (7.03:1)
Aaon black
4.55:1passpassfail
  • AAA: use #8c90de as the text (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #656ad2 as the background.

Brands using this color

Fonts for this mood

#656ad2 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #656ad2
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 #656ad2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/656ad2-9f9cc4-df924e-251f2d-e9edf1?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