Color

#641589

#641589
hex#641589
rgbrgb(100, 21, 137)
hslhsl(281, 73%, 31%)
oklchoklch(0.393 0.178 311.4)
Closest name: Extraviolet (#661188)Relative luminance 0.0505

Colors that go with #641589

Forest Green, Charcoal and Tomato 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 →

#3a8915

#2b1589 · #891574

#896415 · #158964

Split-complementary

Open in tool →

#748915 · #15892b

#892b15 · #3a8915 · #157489

Contrast

#641589 as textRatioAAAA largeAAAFix
Aaon white
10.45:1passpasspassPasses AAA — no fix needed.
Aaon black
2.01:1failfailfail
  • AA: use #ad3de1 as the text (4.53:1)
  • AAA: use #c576ea as the text (7.15:1)
  • AA: or shift the background to #ababab (4.55:1)
  • AAA: or shift the background to #d4d4d4 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #641589 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

#641589 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #641589
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 #641589 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/641589-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