Color

#605dc6

#605dc6
hex#605dc6
rgbrgb(96, 93, 198)
hslhsl(242, 48%, 57%)
oklchoklch(0.536 0.159 280.9)
Closest name: slateblue (#6a5acd)Relative luminance 0.1439

Colors that go with #605dc6

Charcoal, Sea Green and Amber lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c2c65d

#5d8ec6 · #955dc6

#c6605d · #5dc660

Split-complementary

Open in tool →

#c6955d · #8ec65d

#c65d8e · #c2c65d · #5dc695

Contrast

#605dc6 as textRatioAAAA largeAAAFix
Aaon white
5.41:1passpassfail
  • AAA: use #4a46be as the text (7.21:1)
Aaon black
3.88:1failpassfail
  • AA: use #6f6ccb as the text (4.68:1)
  • AAA: use #908ed7 as the text (7.04:1)
  • AA: or shift the background to #ebebeb (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #605dc6 as the background.

Brands using this color

Fonts for this mood

#605dc6 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #605dc6
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

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

analyze #605dc6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/605dc6-a29cc4-df9e4e-261f2d-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