Color

#284d4c

#284d4c
hex#284d4c
rgbrgb(40, 77, 76)
hslhsl(178, 32%, 23%)
oklchoklch(0.392 0.043 193.3)
Closest name: darkslategray (#2f4f4f)Relative luminance 0.0628

Colors that go with #284d4c

Teal, 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 →

#4d2829

#284d39 · #283c4d

#4c284d · #4d4c28

Split-complementary

Open in tool →

#4d283c · #4d3928

#39284d · #4d2829 · #3c4d28

Contrast

#284d4c as textRatioAAAA largeAAAFix
Aaon white
9.31:1passpasspassPasses AAA — no fix needed.
Aaon black
2.26:1failfailfail
  • AA: use #42807e as the text (4.62:1)
  • AAA: use #53a29f as the text (7.04:1)
  • AA: or shift the background to #b5b5b5 (4.54:1)
  • AAA: or shift the background to #e0e0e0 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #284d4c 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

#284d4c reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #284d4c
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 #284d4c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/284d4c-a2bcbe-d45999-1f282d-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