Color

#345d60

#345d60
hex#345d60
rgbrgb(52, 93, 96)
hslhsl(184, 30%, 29%)
oklchoklch(0.45 0.046 201.7)
Closest name: Arctic Nights (#345c61)Relative luminance 0.094

Colors that go with #345d60

Rust, Blue and Cadet 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 #345d60

Tints & shades

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

Harmonies

Complementary

Open in tool →

#603734

#34604d · #344760

#60345d · #5d6034

Split-complementary

Open in tool →

#603447 · #604d34

#4d3460 · #603734 · #476034

Contrast

#345d60 as textRatioAAAA largeAAAFix
Aaon white
7.29:1passpasspassPasses AAA — no fix needed.
Aaon black
2.88:1failfailfail
  • AA: use #467d81 as the text (4.51:1)
  • AAA: use #59a1a6 as the text (7.07:1)
  • AA: or shift the background to #cccccc (4.54:1)
  • AAA: or shift the background to #fcfcfc (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #345d60 as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#345d60 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #345d60
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 #345d60 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/345d60-a2b9be-df4e8a-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