Color

#673196

#673196
hex#673196
rgbrgb(103, 49, 150)
hslhsl(272, 51%, 39%)
oklchoklch(0.437 0.16 305.2)
Closest name: rebeccapurple (#663399)Relative luminance 0.0728

Tints & shades

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

Harmonies

Complementary

Open in tool →

#609631

#343196 · #963193

#966731 · #319667

Split-complementary

Open in tool →

#939631 · #319634

#963431 · #609631 · #319396

Contrast

#673196 as textRatioAAAA largeAAAFix
Aaon white
8.55:1passpasspassPasses AAA — no fix needed.
Aaon black
2.46:1failfailfail
  • AA: use #9559c9 as the text (4.55:1)
  • AAA: use #b084d7 as the text (7.13:1)
  • AA: or shift the background to #bdbdbd (4.55:1)
  • AAA: or shift the background to #ebebeb (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #673196 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

#673196 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #673196
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 #673196 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/673196-b69cc4-c5cb62-2d1f2d-eae9f1?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