Color

#65817f

#65817f
hex#65817f
rgbrgb(101, 129, 127)
hslhsl(176, 12%, 45%)
oklchoklch(0.581 0.032 190.9)
Closest name: Blue Blood (#6b7f81)Relative luminance 0.2

Colors that go with #65817f

Charcoal, Copper and Champagne 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 #65817f

Tints & shades

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

Harmonies

Complementary

Open in tool →

#816567

#658171 · #657581

#7f6581 · #817f65

Split-complementary

Open in tool →

#816575 · #817165

#716581 · #816567 · #758165

Contrast

#65817f as textRatioAAAA largeAAAFix
Aaon white
4.2:1failpassfail
  • AA: use #607b79 as the text (4.56:1)
  • AAA: use #485b5a as the text (7.19:1)
  • AA: or shift the background to #0f0f0f (4.56:1)
Aaon black
5:1passpassfail
  • AAA: use #819c9a as the text (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #65817f 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 #65817f
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 #65817f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/65817f-a2bdbe-d4599d-1f282d-e9f1ed?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