Color

#6316bb

#6316bb
hex#6316bb
rgbrgb(99, 22, 187)
hslhsl(268, 79%, 41%)
oklchoklch(0.438 0.224 296)
Closest name: Fuchsia Nebula (#7722aa)Relative luminance 0.0681

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6ebb16

#161bbb · #b616bb

#bb6316 · #16bb63

Split-complementary

Open in tool →

#bbb616 · #1bbb16

#bb161b · #6ebb16 · #16bbb6

Contrast

#6316bb as textRatioAAAA largeAAAFix
Aaon white
8.89:1passpasspassPasses AAA — no fix needed.
Aaon black
2.36:1failfailfail
  • AA: use #964dea as the text (4.55:1)
  • AAA: use #b47ff0 as the text (7.23:1)
  • AA: or shift the background to #bababa (4.58:1)
  • AAA: or shift the background to #e6e6e6 (7.12:1)

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

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

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

tool url/palettes/new/6316bb-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