Color

#334d50

#334d50
hex#334d50
rgbrgb(51, 77, 80)
hslhsl(186, 22%, 26%)
oklchoklch(0.401 0.032 205)
Closest name: darkslategray (#2f4f4f)Relative luminance 0.0659

Colors that go with #334d50

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 →

#513734

#345145 · #343f51

#51344e · #4e5134

Split-complementary

Open in tool →

#51343f · #514534

#453451 · #513734 · #3f5134

Contrast

#334d50 as textRatioAAAA largeAAAFix
Aaon white
9.06:1passpasspassPasses AAA — no fix needed.
Aaon black
2.32:1failfailfail
  • AA: use #527b80 as the text (4.5:1)
  • AAA: use #709ea4 as the text (7.12:1)
  • AA: or shift the background to #b8b8b8 (4.57:1)
  • AAA: or shift the background to #e3e3e3 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #334d50 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

#334d50 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #334d50
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 #334d50 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/334d50-a2b8be-df4e86-1f262d-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