Color

#686cdf

#686cdf
hex#686cdf
rgbrgb(104, 108, 223)
hslhsl(238, 65%, 64%)
oklchoklch(0.587 0.172 278.2)
Closest name: mediumslateblue (#7b68ee)Relative luminance 0.19

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dfdb68

#68a7df · #9f68df

#df686c · #6cdf68

Split-complementary

Open in tool →

#df9f68 · #a7df68

#df68a7 · #dfdb68 · #68df9f

Contrast

#686cdf as textRatioAAAA largeAAAFix
Aaon white
4.38:1failpassfail
  • AA: use #6367de as the text (4.64:1)
  • AAA: use #3d43d6 as the text (7.07:1)
  • AA: or shift the background to #0a0a0a (4.52:1)
Aaon black
4.8:1passpassfail
  • AAA: use #8d90e7 as the text (7.28:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #686cdf 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

#686cdf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #686cdf
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 #686cdf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/686cdf-9f9cc4-df944e-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