Color

#2499bc

#2499bc
hex#2499bc
rgbrgb(36, 153, 188)
hslhsl(194, 68%, 44%)
oklchoklch(0.637 0.11 223.5)
Closest name: Blue Ocean (#009dc4)Relative luminance 0.2679

Colors that go with #2499bc

Charcoal, Cobalt Blue and Denim 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.

Real palettes that use #2499bc

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#bc4824

#24bc94 · #244dbc

#bc2499 · #99bc24

Split-complementary

Open in tool →

#bc244d · #bc9424

#9424bc · #bc4824 · #4dbc24

Contrast

#2499bc as textRatioAAAA largeAAAFix
Aaon white
3.3:1failpassfail
  • AA: use #1d7d9a as the text (4.72:1)
  • AAA: use #165e74 as the text (7.27:1)
  • AA: or shift the background to #262626 (4.58:1)
Aaon black
6.36:1passpassfail
  • AAA: use #26a3c9 as the text (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2499bc as the background.

Brands using this color

Fonts for this mood

#2499bc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2499bc
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 #2499bc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2499bc-9cb6c4-df4e72-1f242d-e9f1ef?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