Color

#345565

#345565
hex#345565
rgbrgb(52, 85, 101)
hslhsl(200, 32%, 30%)
oklchoklch(0.431 0.047 230.2)
Closest name: Arctic Nights (#345c61)Relative luminance 0.0817

Colors that go with #345565

Steel Blue, Teal 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 →

#654434

#34655d · #343c65

#653455 · #556534

Split-complementary

Open in tool →

#65343c · #655d34

#5d3465 · #654434 · #3c6534

Contrast

#345565 as textRatioAAAA largeAAAFix
Aaon white
7.97:1passpasspassPasses AAA — no fix needed.
Aaon black
2.63:1failfailfail
  • AA: use #4c7c94 as the text (4.62:1)
  • AAA: use #6e9db4 as the text (7.14:1)
  • AA: or shift the background to #c4c4c4 (4.57:1)
  • AAA: or shift the background to #f2f2f2 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #345565 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

#345565 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #345565
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 #345565 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/345565-9cb2c4-df4e64-1f232d-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