Color

#289ae2

#289ae2
hex#289ae2
rgbrgb(40, 154, 226)
hslhsl(203, 76%, 52%)
oklchoklch(0.659 0.144 242.5)
Closest name: Fresh Blue of Bel Air (#069af3)Relative luminance 0.2905

Colors that go with #289ae2

Charcoal, Orange Red and Deep Sky 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 →

#e26f28

#28e2cc · #283de2

#e2289a · #9ae228

Split-complementary

Open in tool →

#e2283d · #e2cc28

#cc28e2 · #e26f28 · #3de228

Contrast

#289ae2 as textRatioAAAA largeAAAFix
Aaon white
3.08:1failpassfail
  • AA: use #197bb8 as the text (4.6:1)
  • AAA: use #135d8b as the text (7.08:1)
  • AA: or shift the background to #2b2b2b (4.59:1)
Aaon black
6.81:1passpassfail
  • AAA: use #319fe3 as the text (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #289ae2 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

#289ae2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #289ae2
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 #289ae2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/289ae2-9cb0c4-df4e5d-1f222d-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