Color

#45545f

#45545f
hex#45545f
rgbrgb(69, 84, 95)
hslhsl(205, 16%, 32%)
oklchoklch(0.437 0.026 240)
Closest name: All Nighter (#455454)Relative luminance 0.0843

Colors that go with #45545f

Blue, Cadet Blue 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 #45545f

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5f4f45

#455f5c · #45475f

#5f4554 · #545f45

Split-complementary

Open in tool →

#5f4547 · #5f5c45

#5c455f · #5f4f45 · #475f45

Contrast

#45545f as textRatioAAAA largeAAAFix
Aaon white
7.82:1passpasspassPasses AAA — no fix needed.
Aaon black
2.69:1failfailfail
  • AA: use #637888 as the text (4.57:1)
  • AAA: use #8699a7 as the text (7.13:1)
  • AA: or shift the background to #c7c7c7 (4.62:1)
  • AAA: or shift the background to #f5f5f5 (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #45545f as the background.

Brands using this color

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

Palettes built around it

mcpConnect your agent — build around #45545f
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 #45545f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/45545f-9cafc4-df4e58-1f212d-e9f1f0?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