Color

#2f3341

#2f3341
hex#2f3341
rgbrgb(47, 51, 65)
hslhsl(227, 16%, 22%)
oklchoklch(0.323 0.026 272.4)
Closest name: Blue Whale (#1e3442)Relative luminance 0.0335

Colors that go with #2f3341

Amber, Blue and Blush Pink 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 →

#413d2f

#2f3c41 · #342f41

#412f33 · #33412f

Split-complementary

Open in tool →

#41342f · #3c412f

#412f3c · #413d2f · #2f4134

Contrast

#2f3341 as textRatioAAAA largeAAAFix
Aaon white
12.57:1passpasspassPasses AAA — no fix needed.
Aaon black
1.67:1failfailfail
  • AA: use #6b7494 as the text (4.55:1)
  • AAA: use #8f95ae as the text (7.08:1)
  • AA: or shift the background to #9c9c9c (4.58:1)
  • AAA: or shift the background to #c2c2c2 (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 #2f3341 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2f3341 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f3341
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 #2f3341 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f3341-9ca0c4-df7a4e-221f2d-e9eff1?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