Color

#42947d

#42947d
hex#42947d
rgbrgb(66, 148, 125)
hslhsl(163, 38%, 42%)
oklchoklch(0.609 0.088 172.3)
Closest name: Highlands (#449084)Relative luminance 0.2382

Colors that go with #42947d

Charcoal, Copper and Medium Violet Red 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 #42947d

Tints & shades

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

Harmonies

Complementary

Open in tool →

#944259

#429454 · #428294

#7d4294 · #947d42

Split-complementary

Open in tool →

#944282 · #945442

#544294 · #944259 · #829442

Contrast

#42947d as textRatioAAAA largeAAAFix
Aaon white
3.64:1failpassfail
  • AA: use #3a826e as the text (4.57:1)
  • AAA: use #2b5f50 as the text (7.35:1)
  • AA: or shift the background to #1f1f1f (4.52:1)
Aaon black
5.76:1passpassfail
  • AAA: use #4aa58c as the text (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 #42947d 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 #42947d
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 #42947d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/42947d-a2beb9-d459b7-1f2b2d-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