Color

#6316ac

#6316ac
hex#6316ac
rgbrgb(99, 22, 172)
hslhsl(271, 77%, 38%)
oklchoklch(0.423 0.21 299.8)
Closest name: Fuchsia Nebula (#7722aa)Relative luminance 0.0621

Colors that go with #6316ac

Olive Green, Charcoal and Tomato 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 →

#5eac16

#1916ac · #ac16a9

#ac6316 · #16ac63

Split-complementary

Open in tool →

#a9ac16 · #16ac19

#ac1916 · #5eac16 · #16a9ac

Contrast

#6316ac as textRatioAAAA largeAAAFix
Aaon white
9.37:1passpasspassPasses AAA — no fix needed.
Aaon black
2.24:1failfailfail
  • AA: use #9c4ae8 as the text (4.56:1)
  • AAA: use #b77cee as the text (7.13:1)
  • AA: or shift the background to #b5b5b5 (4.57:1)
  • AAA: or shift the background to #e0e0e0 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6316ac 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

#6316ac reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6316ac
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 #6316ac and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6316ac-b59cc4-c7cb62-2c1f2d-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