Color

#284d49

#284d49
hex#284d49
rgbrgb(40, 77, 73)
hslhsl(174, 32%, 23%)
oklchoklch(0.391 0.043 186.6)
Closest name: darkslategray (#2f4f4f)Relative luminance 0.0624

Colors that go with #284d49

Sea Green, Teal and Blue 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 →

#4d282c

#284d37 · #283e4d

#4a284d · #4d4a28

Split-complementary

Open in tool →

#4d283e · #4d3728

#37284d · #4d282c · #3e4d28

Contrast

#284d49 as textRatioAAAA largeAAAFix
Aaon white
9.34:1passpasspassPasses AAA — no fix needed.
Aaon black
2.25:1failfailfail
  • AA: use #42807a as the text (4.6:1)
  • AAA: use #53a29a as the text (7:1)
  • AA: or shift the background to #b5b5b5 (4.56:1)
  • AAA: or shift the background to #e0e0e0 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #284d49 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#284d49 reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #284d49
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 #284d49 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/284d49-a2bebe-d459a1-1f292d-e9f1ed?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