Color

#2f4450

#2f4450
hex#2f4450
rgbrgb(47, 68, 80)
hslhsl(202, 26%, 25%)
oklchoklch(0.374 0.033 233.9)
Closest name: Charcoal (#36454f)Relative luminance 0.0532

Colors that go with #2f4450

Dark Olive Green, Steel Blue and Teal 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 →

#503b2f

#2f504c · #2f3450

#502f44 · #44502f

Split-complementary

Open in tool →

#502f34 · #504c2f

#4c2f50 · #503b2f · #34502f

Contrast

#2f4450 as textRatioAAAA largeAAAFix
Aaon white
10.18:1passpasspassPasses AAA — no fix needed.
Aaon black
2.06:1failfailfail
  • AA: use #557b91 as the text (4.63:1)
  • AAA: use #789bb0 as the text (7.11:1)
  • AA: or shift the background to #adadad (4.53:1)
  • AAA: or shift the background to #d6d6d6 (7:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2f4450 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

#2f4450 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f4450
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 #2f4450 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f4450-9cb1c4-df4e5f-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