Color

#5c11df

#5c11df
hex#5c11df
rgbrgb(92, 17, 223)
hslhsl(262, 86%, 47%)
oklchoklch(0.465 0.26 286.4)
Closest name: Blurple (#5539cc)Relative luminance 0.08

Colors that go with #5c11df

Charcoal, Royal Blue and Cobalt Blue 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 →

#93df11

#112cdf · #c311df

#df5c11 · #11df5c

Split-complementary

Open in tool →

#dfc311 · #2cdf11

#df112c · #93df11 · #11dfc3

Contrast

#5c11df as textRatioAAAA largeAAAFix
Aaon white
8.07:1passpasspassPasses AAA — no fix needed.
Aaon black
2.6:1failfailfail
  • AA: use #8b50f2 as the text (4.53:1)
  • AAA: use #aa7ff5 as the text (7.06:1)
  • AA: or shift the background to #c2c2c2 (4.53:1)
  • AAA: or shift the background to #f0f0f0 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5c11df 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

#5c11df reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5c11df
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 #5c11df and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5c11df-af9cc4-dfce4e-2a1f2d-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