Color

#429ab8

#429ab8
hex#429ab8
rgbrgb(66, 154, 184)
hslhsl(195, 47%, 49%)
oklchoklch(0.645 0.094 223.7)
Closest name: Blue Ocean (#009dc4)Relative luminance 0.2773

Colors that go with #429ab8

Charcoal, Amber and 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.

Real palettes that use #429ab8

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b86042

#42b89a · #4260b8

#b8429a · #9ab842

Split-complementary

Open in tool →

#b84260 · #b89a42

#9a42b8 · #b86042 · #60b842

Contrast

#429ab8 as textRatioAAAA largeAAAFix
Aaon white
3.21:1failpassfail
  • AA: use #367e96 as the text (4.58:1)
  • AAA: use #295e70 as the text (7.17:1)
  • AA: or shift the background to #292929 (4.53:1)
Aaon black
6.55:1passpassfail
  • AAA: use #4ba1be as the text (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #429ab8 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

#429ab8 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #429ab8
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 #429ab8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/429ab8-9cb5c4-df4e70-1f242d-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