Color

#5501fe

#5501fe
hex#5501fe
rgbrgb(85, 1, 254)
hslhsl(260, 99%, 50%)
oklchoklch(0.488 0.295 280)
Closest name: Blustering Blue (#4411ff)Relative luminance 0.0911

Tints & shades

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

Harmonies

Complementary

Open in tool →

#aafe01

#012bfe · #d401fe

#fe5501 · #01fe55

Split-complementary

Open in tool →

#fed401 · #2bfe01

#fe012b · #aafe01 · #01fed4

Contrast

#5501fe as textRatioAAAA largeAAAFix
Aaon white
7.44:1passpasspassPasses AAA — no fix needed.
Aaon black
2.82:1failfailfail
  • AA: use #884dfe as the text (4.54:1)
  • AAA: use #aa80fe as the text (7.23:1)
  • AA: or shift the background to #cccccc (4.63:1)
  • AAA: or shift the background to #fafafa (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5501fe 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

#5501fe reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5501fe
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 #5501fe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5501fe-ae9cc4-dfc94e-2a1f2d-e9ebf1?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