Color

#6459ab

#6459ab
hex#6459ab
rgbrgb(100, 89, 171)
hslhsl(248, 33%, 51%)
oklchoklch(0.514 0.126 287.2)
Closest name: Passion Flower (#6f5698)Relative luminance 0.1279

Colors that go with #6459ab

Charcoal, Sea Green and Amber 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 →

#a0ab59

#5977ab · #8d59ab

#ab6459 · #59ab64

Split-complementary

Open in tool →

#ab8d59 · #77ab59

#ab5977 · #a0ab59 · #59ab8d

Contrast

#6459ab as textRatioAAAA largeAAAFix
Aaon white
5.9:1passpassfail
  • AAA: use #574d99 as the text (7.18:1)
Aaon black
3.56:1failpassfail
  • AA: use #776db6 as the text (4.65:1)
  • AAA: use #968fc7 as the text (7.05:1)
  • AA: or shift the background to #e3e3e3 (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6459ab as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #6459ab
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 #6459ab and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6459ab-a69cc4-dfac4e-271f2d-e9ecf1?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