Color

#600bbc

#600bbc
hex#600bbc
rgbrgb(96, 11, 188)
hslhsl(269, 89%, 39%)
oklchoklch(0.43 0.23 295)
Closest name: Fuchsia Nebula (#7722aa)Relative luminance 0.0636

Colors that go with #600bbc

Olive Green, Charcoal and Teal 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 →

#66bc0b

#0b0ebc · #b90bbc

#bc600b · #0bbc60

Split-complementary

Open in tool →

#bcb90b · #0ebc0b

#bc0b0e · #66bc0b · #0bbcb9

Contrast

#600bbc as textRatioAAAA largeAAAFix
Aaon white
9.25:1passpasspassPasses AAA — no fix needed.
Aaon black
2.27:1failfailfail
  • AA: use #9b48f4 as the text (4.63:1)
  • AAA: use #b87df7 as the text (7.31:1)
  • AA: or shift the background to #b5b5b5 (4.51:1)
  • AAA: or shift the background to #e0e0e0 (7:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #600bbc as the background.

Brands using this color

Fonts for this mood

#600bbc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #600bbc
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 #600bbc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/600bbc-b49cc4-cbcb62-2c1f2d-e9e9f1?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