Color

#a40cbb

#a40cbb
hex#a40cbb
rgbrgb(164, 12, 187)
hslhsl(292, 88%, 39%)
oklchoklch(0.523 0.244 321.3)
Closest name: Nebula (#a104c3)Relative luminance 0.1174

Colors that go with #a40cbb

Forest Green, Charcoal and Denim 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.

Real palettes that use #a40cbb

Tints & shades

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

Harmonies

Complementary

Open in tool →

#23bb0c

#4c0cbb · #bb0c7b

#bba40c · #0cbba4

Split-complementary

Open in tool →

#7bbb0c · #0cbb4c

#bb4c0c · #23bb0c · #0c7bbb

Contrast

#a40cbb as textRatioAAAA largeAAAFix
Aaon white
6.27:1passpassfail
  • AAA: use #970bad as the text (7.08:1)
Aaon black
3.35:1failpassfail
  • AA: use #c50ee1 as the text (4.52:1)
  • AAA: use #e05cf5 as the text (7.02:1)
  • AA: or shift the background to #dbdbdb (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a40cbb 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

#a40cbb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a40cbb
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 #a40cbb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a40cbb-c09fc1-a3cb62-2d1f29-ece9f1?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