Color

#41586c

#41586c
hex#41586c
rgbrgb(65, 88, 108)
hslhsl(208, 25%, 34%)
oklchoklch(0.45 0.043 245.2)
Closest name: Black Orchid (#525463)Relative luminance 0.0919

Colors that go with #41586c

Sienna, Blue and Cadet Blue 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 #41586c

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6c5541

#416c6b · #41426c

#6c4158 · #586c41

Split-complementary

Open in tool →

#6c4142 · #6c6b41

#6b416c · #6c5541 · #426c41

Contrast

#41586c as textRatioAAAA largeAAAFix
Aaon white
7.4:1passpasspassPasses AAA — no fix needed.
Aaon black
2.84:1failfailfail
  • AA: use #5a7a96 as the text (4.66:1)
  • AAA: use #809bb3 as the text (7.26:1)
  • AA: or shift the background to #cccccc (4.61:1)
  • AAA: or shift the background to #fafafa (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #41586c as the background.

Brands using this color

mcpConnect your agent — build around #41586c
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 #41586c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/41586c-9cadc4-df4e51-1f212d-e9f1f1?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