Color

#43105b

#43105b
hex#43105b
rgbrgb(67, 16, 91)
hslhsl(281, 70%, 21%)
oklchoklch(0.302 0.128 312)
Closest name: Clairvoyant (#480656)Relative luminance 0.0232

Colors that go with #43105b

Charcoal, Cadet Blue and Crimson 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 →

#285b10

#1e105b · #5b104d

#5b4310 · #105b43

Split-complementary

Open in tool →

#4d5b10 · #105b1e

#5b1e10 · #285b10 · #104d5b

Contrast

#43105b as textRatioAAAA largeAAAFix
Aaon white
14.35:1passpasspassPasses AAA — no fix needed.
Aaon black
1.46:1failfailfail
  • AA: use #ac40dd as the text (4.53:1)
  • AAA: use #c479e7 as the text (7.24:1)
  • AA: or shift the background to #919191 (4.55:1)
  • AAA: or shift the background to #b8b8b8 (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #43105b 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

#43105b reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #43105b
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 #43105b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/43105b-ba9fc1-b6cb62-2d1f2c-ebe9f1?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