Color

#5805ff

#5805ff
hex#5805ff
rgbrgb(88, 5, 255)
hslhsl(260, 100%, 51%)
oklchoklch(0.493 0.294 280.8)
Closest name: Electric Indigo (#6600ff)Relative luminance 0.094

Tints & shades

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

Harmonies

Complementary

Open in tool →

#acff05

#052fff · #d505ff

#ff5805 · #05ff58

Split-complementary

Open in tool →

#ffd505 · #2fff05

#ff052f · #acff05 · #05ffd5

Contrast

#5805ff as textRatioAAAA largeAAAFix
Aaon white
7.29:1passpasspassPasses AAA — no fix needed.
Aaon black
2.88:1failfailfail
  • AA: use #884dff as the text (4.55:1)
  • AAA: use #aa80ff as the text (7.24:1)
  • AA: or shift the background to #cccccc (4.54:1)
  • AAA: or shift the background to #fcfcfc (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5805ff 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

#5805ff reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5805ff
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 #5805ff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5805ff-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