Color

#2b9dee

#2b9dee
hex#2b9dee
rgbrgb(43, 157, 238)
hslhsl(205, 85%, 55%)
oklchoklch(0.673 0.155 245.3)
Closest name: Fresh Blue of Bel Air (#069af3)Relative luminance 0.308

Colors that go with #2b9dee

Charcoal, Tomato and Bronze 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 →

#ee7c2b

#2beede · #2b3bee

#ee2b9d · #9dee2b

Split-complementary

Open in tool →

#ee2b3b · #eede2b

#de2bee · #ee7c2b · #3bee2b

Contrast

#2b9dee as textRatioAAAA largeAAAFix
Aaon white
2.93:1failfailfail
  • AA: use #107ac6 as the text (4.54:1)
  • AAA: use #0c5a92 as the text (7.26:1)
  • AA: or shift the background to #303030 (4.5:1)
  • AAA: or shift the background to #030303 (7.03:1)
Aaon black
7.16:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b9dee 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

#2b9dee reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b9dee
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 #2b9dee and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b9dee-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