Color

#8051cd

#8051cd
hex#8051cd
rgbrgb(128, 81, 205)
hslhsl(263, 55%, 56%)
oklchoklch(0.55 0.184 297.5)
Closest name: slateblue (#6a5acd)Relative luminance 0.1488

Colors that go with #8051cd

Charcoal, Royal Blue and Sea Green 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 →

#9dcd51

#515fcd · #be51cd

#cd8051 · #51cd80

Split-complementary

Open in tool →

#cdbe51 · #5fcd51

#cd515f · #9dcd51 · #51cdbe

Contrast

#8051cd as textRatioAAAA largeAAAFix
Aaon white
5.28:1passpassfail
  • AAA: use #6d38c2 as the text (7.01:1)
Aaon black
3.98:1failpassfail
  • AA: use #895dd0 as the text (4.54:1)
  • AAA: use #a988dd as the text (7.25:1)
  • AA: or shift the background to #ededed (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #8051cd 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

#8051cd reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #8051cd
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 #8051cd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/8051cd-b09cc4-dfd04e-2b1f2d-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