Color

#603097

#603097
hex#603097
rgbrgb(96, 48, 151)
hslhsl(268, 52%, 39%)
oklchoklch(0.428 0.161 301.2)
Closest name: rebeccapurple (#663399)Relative luminance 0.0684

Colors that go with #603097

Royal Blue, Crimson and Denim 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 →

#679730

#303397 · #943097

#976030 · #309760

Split-complementary

Open in tool →

#979430 · #339730

#973033 · #679730 · #309794

Contrast

#603097 as textRatioAAAA largeAAAFix
Aaon white
8.87:1passpasspassPasses AAA — no fix needed.
Aaon black
2.37:1failfailfail
  • AA: use #905ccc as the text (4.59:1)
  • AAA: use #ad87d9 as the text (7.24:1)
  • AA: or shift the background to #bababa (4.57:1)
  • AAA: or shift the background to #e6e6e6 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #603097 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

#603097 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #603097
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 #603097 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/603097-b39cc4-dfdc4e-2c1f2d-e9eaf1?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