Color

#435b60

#435b60
hex#435b60
rgbrgb(67, 91, 96)
hslhsl(190, 18%, 32%)
oklchoklch(0.454 0.03 211.9)
Closest name: Arctic Nights (#345c61)Relative luminance 0.0952

Colors that go with #435b60

Sienna, Blush Pink 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#604843

#436056 · #434d60

#60435b · #5b6043

Split-complementary

Open in tool →

#60434d · #605643

#564360 · #604843 · #4d6043

Contrast

#435b60 as textRatioAAAA largeAAAFix
Aaon white
7.23:1passpasspassPasses AAA — no fix needed.
Aaon black
2.9:1failfailfail
  • AA: use #5a7b81 as the text (4.58:1)
  • AAA: use #7b9ca3 as the text (7.13:1)
  • AA: or shift the background to #cccccc (4.5:1)
  • AAA: or shift the background to #fcfcfc (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #435b60 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 #435b60
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 #435b60 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/435b60-a2b6be-df4e7c-1f252d-e9f1ef?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