Color

#346b8d

#346b8d
hex#346b8d
rgbrgb(52, 107, 141)
hslhsl(203, 46%, 38%)
oklchoklch(0.505 0.079 238.3)
Closest name: Chill of the Night (#256d8d)Relative luminance 0.1317

Colors that go with #346b8d

Charcoal, Royal Blue and Sienna 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8d5634

#348d83 · #343f8d

#8d346b · #6b8d34

Split-complementary

Open in tool →

#8d343f · #8d8334

#83348d · #8d5634 · #3f8d34

Contrast

#346b8d as textRatioAAAA largeAAAFix
Aaon white
5.78:1passpassfail
  • AAA: use #2d5d7b as the text (7.09:1)
Aaon black
3.63:1failpassfail
  • AA: use #3d7ca4 as the text (4.62:1)
  • AAA: use #5f9dc4 as the text (7.11:1)
  • AA: or shift the background to #e3e3e3 (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #346b8d as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#346b8d reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #346b8d
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 #346b8d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/346b8d-9cb0c4-df4e5d-1f222d-e9f1f0?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