Color

#284053

#284053
hex#284053
rgbrgb(40, 64, 83)
hslhsl(207, 35%, 24%)
oklchoklch(0.36 0.045 243.3)
Closest name: Capital Blue (#1a4157)Relative luminance 0.0474

Colors that go with #284053

Dark Olive Green, Teal 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 →

#533b28

#285350 · #282a53

#53283f · #3f5328

Split-complementary

Open in tool →

#53282a · #535028

#502853 · #533b28 · #2a5328

Contrast

#284053 as textRatioAAAA largeAAAFix
Aaon white
10.78:1passpasspassPasses AAA — no fix needed.
Aaon black
1.95:1failfailfail
  • AA: use #4c799e as the text (4.54:1)
  • AAA: use #729abb as the text (7.06:1)
  • AA: or shift the background to #a8a8a8 (4.53:1)
  • AAA: or shift the background to #d1d1d1 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #284053 as the background.

Brands using this color

Fonts for this mood

#284053 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #284053
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 #284053 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/284053-9cadc4-df4e53-1f212d-e9f1f1?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