Color

#429da9

#429da9
hex#429da9
rgbrgb(66, 157, 169)
hslhsl(187, 44%, 46%)
oklchoklch(0.646 0.087 207.1)
Closest name: Baltic (#279d9f)Relative luminance 0.2814

Colors that go with #429da9

Charcoal, Orange Red 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 #429da9

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a94e42

#42a981 · #4269a9

#a9429d · #9da942

Split-complementary

Open in tool →

#a94269 · #a98142

#8142a9 · #a94e42 · #69a942

Contrast

#429da9 as textRatioAAAA largeAAAFix
Aaon white
3.17:1failpassfail
  • AA: use #357e88 as the text (4.68:1)
  • AAA: use #285f67 as the text (7.18:1)
  • AA: or shift the background to #292929 (4.59:1)
Aaon black
6.63:1passpassfail
  • AAA: use #45a4b0 as the text (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #429da9 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#429da9 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #429da9
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 #429da9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/429da9-a2b8be-df4e83-1f262d-e9f1ee?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