Color

#4f107a

#4f107a
hex#4f107a
rgbrgb(79, 16, 122)
hslhsl(276, 77%, 27%)
oklchoklch(0.346 0.162 305.9)
Closest name: indigo (#4b0082)Relative luminance 0.0344

Colors that go with #4f107a

Tomato, Olive Green and Charcoal 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 →

#3a7a10

#1a107a · #7a106f

#7a4f10 · #107a4f

Split-complementary

Open in tool →

#6f7a10 · #107a1a

#7a1a10 · #3a7a10 · #106f7a

Contrast

#4f107a as textRatioAAAA largeAAAFix
Aaon white
12.44:1passpasspassPasses AAA — no fix needed.
Aaon black
1.69:1failfailfail
  • AA: use #a746e7 as the text (4.67:1)
  • AAA: use #be78ed as the text (7.1:1)
  • AA: or shift the background to #9c9c9c (4.53:1)
  • AAA: or shift the background to #c4c4c4 (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 #4f107a 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

#4f107a reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4f107a
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 #4f107a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4f107a-b99cc4-bfcb62-2d1f2d-eae9f1?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