Color

#348d9d

#348d9d
hex#348d9d
rgbrgb(52, 141, 157)
hslhsl(189, 50%, 41%)
oklchoklch(0.597 0.086 211.6)
Closest name: Blue Moon (#3992a8)Relative luminance 0.2221

Colors that go with #348d9d

Charcoal, Copper and Amber 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 #348d9d

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9d4434

#349d78 · #34599d

#9d348d · #8d9d34

Split-complementary

Open in tool →

#9d3459 · #9d7834

#78349d · #9d4434 · #599d34

Contrast

#348d9d as textRatioAAAA largeAAAFix
Aaon white
3.86:1failpassfail
  • AA: use #2f7f8e as the text (4.62:1)
  • AAA: use #24606b as the text (7.09:1)
  • AA: or shift the background to #1a1a1a (4.51:1)
Aaon black
5.44:1passpassfail
  • AAA: use #3ca2b4 as the text (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #348d9d 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

#348d9d reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #348d9d
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 #348d9d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/348d9d-a2b7be-df4e7e-1f252d-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