Color

#4f05fa

#4f05fa
hex#4f05fa
rgbrgb(79, 5, 250)
hslhsl(258, 96%, 50%)
oklchoklch(0.48 0.291 278.6)
Closest name: Blustering Blue (#4411ff)Relative luminance 0.0867

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b0fa05

#0536fa · #c905fa

#fa4f05 · #05fa4f

Split-complementary

Open in tool →

#fac905 · #36fa05

#fa0536 · #b0fa05 · #05fac9

Contrast

#4f05fa as textRatioAAAA largeAAAFix
Aaon white
7.68:1passpasspassPasses AAA — no fix needed.
Aaon black
2.73:1failfailfail
  • AA: use #8350fb as the text (4.51:1)
  • AAA: use #a782fc as the text (7.24:1)
  • AA: or shift the background to #c7c7c7 (4.54:1)
  • AAA: or shift the background to #f5f5f5 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4f05fa 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

#4f05fa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4f05fa
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 #4f05fa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4f05fa-ad9cc4-dfc44e-291f2d-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