Color

#686aee

#686aee
hex#686aee
rgbrgb(104, 106, 238)
hslhsl(239, 80%, 67%)
oklchoklch(0.594 0.194 278)
Closest name: mediumslateblue (#7b68ee)Relative luminance 0.1942

Tints & shades

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

Harmonies

Complementary

Open in tool →

#eeec68

#68adee · #a968ee

#ee686a · #6aee68

Split-complementary

Open in tool →

#eea968 · #adee68

#ee68ad · #eeec68 · #68eea9

Contrast

#686aee as textRatioAAAA largeAAAFix
Aaon white
4.3:1failpassfail
  • AA: use #6365ee as the text (4.54:1)
  • AAA: use #3538e9 as the text (7.26:1)
  • AA: or shift the background to #0d0d0d (4.52:1)
Aaon black
4.88:1passpassfail
  • AAA: use #8c8ef2 as the text (7.27:1)

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

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

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

tool url/palettes/new/686aee-a09cc4-df964e-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