Color

#285ee6

#285ee6
hex#285ee6
rgbrgb(40, 94, 230)
hslhsl(223, 79%, 53%)
oklchoklch(0.533 0.214 264)
Closest name: Bluetiful (#3c69e7)Relative luminance 0.1417

Colors that go with #285ee6

Charcoal, Crimson and Amber 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 →

#e6b028

#28bde6 · #5128e6

#e6285e · #5ee628

Split-complementary

Open in tool →

#e65128 · #bde628

#e628bd · #e6b028 · #28e651

Contrast

#285ee6 as textRatioAAAA largeAAAFix
Aaon white
5.48:1passpassfail
  • AAA: use #184bcd as the text (7.18:1)
Aaon black
3.83:1failpassfail
  • AA: use #3f6fe9 as the text (4.66:1)
  • AAA: use #7295ee as the text (7.25:1)
  • AA: or shift the background to #ebebeb (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #285ee6 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#285ee6 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #285ee6
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 #285ee6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/285ee6-9ca3c4-df704e-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