Color

#425c5a

#425c5a
hex#425c5a
rgbrgb(66, 92, 90)
hslhsl(175, 16%, 31%)
oklchoklch(0.453 0.031 190.2)
Closest name: Iridescent (#3a5b52)Relative luminance 0.0955

Colors that go with #425c5a

Sienna, Blue and Blush Pink 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 #425c5a

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5c4245

#425c4d · #42515c

#5a425c · #5c5a42

Split-complementary

Open in tool →

#5c4251 · #5c4d42

#4d425c · #5c4245 · #515c42

Contrast

#425c5a as textRatioAAAA largeAAAFix
Aaon white
7.22:1passpasspassPasses AAA — no fix needed.
Aaon black
2.91:1failfailfail
  • AA: use #5a7c79 as the text (4.59:1)
  • AAA: use #7a9f9c as the text (7.27:1)
  • AA: or shift the background to #cfcfcf (4.63:1)
  • AAA: or shift the background to #fcfcfc (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #425c5a 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 #425c5a
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 #425c5a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/425c5a-a2bdbe-d4599f-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