Color

#2d3f48

#2d3f48
hex#2d3f48
rgbrgb(45, 63, 72)
hslhsl(200, 23%, 23%)
oklchoklch(0.356 0.028 230.1)
Closest name: Sunken Harbour (#1c3d44)Relative luminance 0.0458

Colors that go with #2d3f48

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 →

#48362d

#2d4844 · #2d3248

#482d3f · #3f482d

Split-complementary

Open in tool →

#482d32 · #48442d

#442d48 · #48362d · #32482d

Contrast

#2d3f48 as textRatioAAAA largeAAAFix
Aaon white
10.96:1passpasspassPasses AAA — no fix needed.
Aaon black
1.92:1failfailfail
  • AA: use #587c8d as the text (4.68:1)
  • AAA: use #789aab as the text (7.01:1)
  • AA: or shift the background to #a6a6a6 (4.5:1)
  • AAA: or shift the background to #cfcfcf (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d3f48 as the background.

Brands using this color

Fonts for this mood

#2d3f48 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d3f48
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 #2d3f48 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d3f48-9cb2c4-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