Color

#685aba

#685aba
hex#685aba
rgbrgb(104, 90, 186)
hslhsl(249, 41%, 54%)
oklchoklch(0.529 0.146 287)
Closest name: slateblue (#6a5acd)Relative luminance 0.138

Tints & shades

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

Harmonies

Complementary

Open in tool →

#abba5a

#5a7bba · #985aba

#ba685a · #5aba68

Split-complementary

Open in tool →

#ba985a · #7bba5a

#ba5a7b · #abba5a · #5aba98

Contrast

#685aba as textRatioAAAA largeAAAFix
Aaon white
5.58:1passpassfail
  • AAA: use #5748ad as the text (7.15:1)
Aaon black
3.76:1failpassfail
  • AA: use #786cc1 as the text (4.71:1)
  • AAA: use #9990d0 as the text (7.25:1)
  • AA: or shift the background to #e8e8e8 (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 #685aba as the background.

Brands using this color

Fonts for this mood

#685aba reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #685aba
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 #685aba and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/685aba-a79cc4-dfae4e-271f2d-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