Color

#2888e2

#2888e2
hex#2888e2
rgbrgb(40, 136, 226)
hslhsl(209, 76%, 52%)
oklchoklch(0.618 0.161 251.3)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2355

Colors that go with #2888e2

Charcoal, Crimson and Copper 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 →

#e28128

#28e2df · #282be2

#e22888 · #88e228

Split-complementary

Open in tool →

#e2282b · #e2df28

#df28e2 · #e28128 · #2be228

Contrast

#2888e2 as textRatioAAAA largeAAAFix
Aaon white
3.68:1failpassfail
  • AA: use #1c78ce as the text (4.54:1)
  • AAA: use #155999 as the text (7.19:1)
  • AA: or shift the background to #1c1c1c (4.63:1)
Aaon black
5.71:1passpassfail
  • AAA: use #4b9ce7 as the text (7.21:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2888e2 as the background.

Brands using this color

Fonts for this mood

#2888e2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2888e2
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 #2888e2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2888e2-9cacc4-df4e4e-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