Color

#6816e3

#6816e3
hex#6816e3
rgbrgb(104, 22, 227)
hslhsl(264, 82%, 49%)
oklchoklch(0.483 0.262 289.9)
Closest name: Electric Indigo (#6600ff)Relative luminance 0.0906

Colors that go with #6816e3

Royal Blue, Deep Sky Blue 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 →

#91e316

#162be3 · #cf16e3

#e36816 · #16e368

Split-complementary

Open in tool →

#e3cf16 · #2be316

#e3162b · #91e316 · #16e3cf

Contrast

#6816e3 as textRatioAAAA largeAAAFix
Aaon white
7.47:1passpasspassPasses AAA — no fix needed.
Aaon black
2.81:1failfailfail
  • AA: use #8e4fee as the text (4.5:1)
  • AAA: use #af82f3 as the text (7.31:1)
  • AA: or shift the background to #c9c9c9 (4.51:1)
  • AAA: or shift the background to #fafafa (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6816e3 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

#6816e3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6816e3
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 #6816e3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6816e3-b19cc4-dfd34e-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