Color

#684eda

#684eda
hex#684eda
rgbrgb(104, 78, 218)
hslhsl(251, 65%, 58%)
oklchoklch(0.532 0.204 285.7)
Closest name: slateblue (#6a5acd)Relative luminance 0.1345

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c0da4e

#4e7ada · #ad4eda

#da684e · #4eda68

Split-complementary

Open in tool →

#daad4e · #7ada4e

#da4e7a · #c0da4e · #4edaad

Contrast

#684eda as textRatioAAAA largeAAAFix
Aaon white
5.69:1passpassfail
  • AAA: use #5639d5 as the text (7.14:1)
Aaon black
3.69:1failpassfail
  • AA: use #7a63de as the text (4.67:1)
  • AAA: use #9a89e6 as the text (7.09:1)
  • AA: or shift the background to #e6e6e6 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #684eda 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

#684eda reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #684eda
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 #684eda and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/684eda-a89cc4-dfb34e-281f2d-e9ecf1?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