Color

#285ccc

#285ccc
hex#285ccc
rgbrgb(40, 92, 204)
hslhsl(221, 67%, 48%)
oklchoklch(0.508 0.183 262.9)
Closest name: Denim (#1560bd)Relative luminance 0.1247

Colors that go with #285ccc

Charcoal, Amber 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 →

#cc9828

#28aecc · #4628cc

#cc285c · #5ccc28

Split-complementary

Open in tool →

#cc4628 · #aecc28

#cc28ae · #cc9828 · #28cc46

Contrast

#285ccc as textRatioAAAA largeAAAFix
Aaon white
6.01:1passpassfail
  • AAA: use #2453b7 as the text (7.01:1)
Aaon black
3.49:1failpassfail
  • AA: use #3f70d9 as the text (4.53:1)
  • AAA: use #7296e3 as the text (7.19:1)
  • AA: or shift the background to #e0e0e0 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #285ccc as the background.

Brands using this color

Fonts for this mood

#285ccc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #285ccc
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 #285ccc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/285ccc-9ca4c4-df6b4e-211f2d-e9eff1?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