Color

#45555e

#45555e
hex#45555e
rgbrgb(69, 85, 94)
hslhsl(202, 15%, 32%)
oklchoklch(0.439 0.025 232.7)
Closest name: All Nighter (#455454)Relative luminance 0.0857

Colors that go with #45555e

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 #45555e

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5e4e45

#455e5b · #45495e

#5e4555 · #555e45

Split-complementary

Open in tool →

#5e4549 · #5e5b45

#5b455e · #5e4e45 · #495e45

Contrast

#45555e as textRatioAAAA largeAAAFix
Aaon white
7.74:1passpasspassPasses AAA — no fix needed.
Aaon black
2.71:1failfailfail
  • AA: use #647a87 as the text (4.68:1)
  • AAA: use #8498a4 as the text (7.01:1)
  • AA: or shift the background to #c7c7c7 (4.58:1)
  • AAA: or shift the background to #f5f5f5 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #45555e 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 #45555e
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 #45555e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/45555e-9cb1c4-df4e5f-1f222d-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