Color

#4f0cbb

#4f0cbb
hex#4f0cbb
rgbrgb(79, 12, 187)
hslhsl(263, 88%, 39%)
oklchoklch(0.41 0.228 287.7)
Closest name: Galactic Highway (#3311bb)Relative luminance 0.0551

Tints & shades

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

Harmonies

Complementary

Open in tool →

#78bb0c

#0c20bb · #a70cbb

#bb4f0c · #0cbb4f

Split-complementary

Open in tool →

#bba70c · #20bb0c

#bb0c20 · #78bb0c · #0cbba7

Contrast

#4f0cbb as textRatioAAAA largeAAAFix
Aaon white
9.99:1passpasspassPasses AAA — no fix needed.
Aaon black
2.1:1failfailfail
  • AA: use #8d4ef4 as the text (4.53:1)
  • AAA: use #ac7ef7 as the text (7.08:1)
  • AA: or shift the background to #b0b0b0 (4.61:1)
  • AAA: or shift the background to #d9d9d9 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4f0cbb 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

#4f0cbb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4f0cbb
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 #4f0cbb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4f0cbb-b09cc4-dfd04e-2b1f2d-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