Color

#2d4043

#2d4043
hex#2d4043
rgbrgb(45, 64, 67)
hslhsl(188, 20%, 22%)
oklchoklch(0.357 0.025 208.2)
Closest name: Sunken Harbour (#1c3d44)Relative luminance 0.0463

Colors that go with #2d4043

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 →

#43302d

#2d433b · #2d3543

#432d40 · #40432d

Split-complementary

Open in tool →

#432d35 · #433b2d

#3b2d43 · #43302d · #35432d

Contrast

#2d4043 as textRatioAAAA largeAAAFix
Aaon white
10.9:1passpasspassPasses AAA — no fix needed.
Aaon black
1.93:1failfailfail
  • AA: use #567b81 as the text (4.55:1)
  • AAA: use #759da3 as the text (7.11:1)
  • AA: or shift the background to #a8a8a8 (4.59:1)
  • AAA: or shift the background to #d1d1d1 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d4043 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

#2d4043 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d4043
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 #2d4043 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d4043-a2b7be-df4e81-1f252d-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