Color

#2f273a

#2f273a
hex#2f273a
rgbrgb(47, 39, 58)
hslhsl(265, 20%, 19%)
oklchoklch(0.29 0.036 303.5)
Closest name: Haiti (#2c2a35)Relative luminance 0.0236

Colors that go with #2f273a

Dark Olive Green, Sea Green 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 →

#323a27

#27283a · #39273a

#3a2f27 · #273a2f

Split-complementary

Open in tool →

#3a3927 · #283a27

#3a2728 · #323a27 · #273a39

Contrast

#2f273a as textRatioAAAA largeAAAFix
Aaon white
14.26:1passpasspassPasses AAA — no fix needed.
Aaon black
1.47:1failfailfail
  • AA: use #816c9d as the text (4.57:1)
  • AAA: use #a091b6 as the text (7.22:1)
  • AA: or shift the background to #919191 (4.53:1)
  • AAA: or shift the background to #b8b8b8 (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2f273a 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

#2f273a reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f273a
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 #2f273a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f273a-b19cc4-dfd54e-2b1f2d-e9eaf1?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