Color

#429e81

#429e81
hex#429e81
rgbrgb(66, 158, 129)
hslhsl(161, 41%, 44%)
oklchoklch(0.636 0.099 169.5)
Closest name: Bulma Hair (#359e6b)Relative luminance 0.272

Colors that go with #429e81

Charcoal, Chocolate 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 #429e81

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9e425f

#429e53 · #428d9e

#81429e · #9e8142

Split-complementary

Open in tool →

#9e428d · #9e5342

#53429e · #9e425f · #8d9e42

Contrast

#429e81 as textRatioAAAA largeAAAFix
Aaon white
3.26:1failpassfail
  • AA: use #36816a as the text (4.66:1)
  • AAA: use #29614f as the text (7.2:1)
  • AA: or shift the background to #262626 (4.64:1)
Aaon black
6.44:1passpassfail
  • AAA: use #47a98a as the text (7.31:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #429e81 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 #429e81
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 #429e81 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/429e81-a2beb8-d459bb-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