Color

#435b52

#435b52
hex#435b52
rgbrgb(67, 91, 82)
hslhsl(158, 15%, 31%)
oklchoklch(0.449 0.033 169.8)
Closest name: Iridescent (#3a5b52)Relative luminance 0.0928

Colors that go with #435b52

Cadet Blue, Champagne and Copper 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 #435b52

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5b434c

#435b46 · #43585b

#52435b · #5b5243

Split-complementary

Open in tool →

#5b4358 · #5b4643

#46435b · #5b434c · #585b43

Contrast

#435b52 as textRatioAAAA largeAAAFix
Aaon white
7.35:1passpasspassPasses AAA — no fix needed.
Aaon black
2.86:1failfailfail
  • AA: use #5b7b6f as the text (4.51:1)
  • AAA: use #7b9d91 as the text (7.07:1)
  • AA: or shift the background to #cccccc (4.58:1)
  • AAA: or shift the background to #fafafa (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #435b52 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 #435b52
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 #435b52 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/435b52-a2beb7-d459c2-1f2c2d-e9f1eb?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