Color

#285371

#285371
hex#285371
rgbrgb(40, 83, 113)
hslhsl(205, 48%, 30%)
oklchoklch(0.425 0.069 241.4)
Closest name: Bluedgeons (#324c64)Relative luminance 0.0783

Colors that go with #285371

Royal Blue, Sienna and Cadet 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.

Real palettes that use #285371

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#714628

#28716b · #282e71

#712853 · #537128

Split-complementary

Open in tool →

#71282e · #716b28

#6b2871 · #714628 · #2e7128

Contrast

#285371 as textRatioAAAA largeAAAFix
Aaon white
8.18:1passpasspassPasses AAA — no fix needed.
Aaon black
2.57:1failfailfail
  • AA: use #3c7caa as the text (4.66:1)
  • AAA: use #609cc7 as the text (7.08:1)
  • AA: or shift the background to #c2c2c2 (4.59:1)
  • AAA: or shift the background to #f0f0f0 (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #285371 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

#285371 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #285371
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 #285371 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/285371-9cafc4-df4e58-1f212d-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