Color

#656dd7

#656dd7
hex#656dd7
rgbrgb(101, 109, 215)
hslhsl(236, 59%, 62%)
oklchoklch(0.581 0.16 277)
Closest name: Blue Öyster Cult (#5577ee)Relative luminance 0.1861

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#d7d065

#65a6d7 · #9665d7

#d7656d · #6dd765

Split-complementary

Open in tool →

#d79665 · #a6d765

#d765a6 · #d7d065 · #65d796

Contrast

#656dd7 as textRatioAAAA largeAAAFix
Aaon white
4.45:1failpassfail
  • AA: use #6169d6 as the text (4.67:1)
  • AAA: use #3c46cd as the text (7.12:1)
  • AA: or shift the background to #080808 (4.5:1)
Aaon black
4.72:1passpassfail
  • AAA: use #898fe1 as the text (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #656dd7 as the background.

Brands using this color

Fonts for this mood

#656dd7 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #656dd7
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #656dd7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/656dd7-9e9cc4-df8f4e-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