Color

#2c5bba

#2c5bba
hex#2c5bba
rgbrgb(44, 91, 186)
hslhsl(220, 62%, 45%)
oklchoklch(0.493 0.159 262.4)
Closest name: Denim (#1560bd)Relative luminance 0.1156

Colors that go with #2c5bba

Charcoal, Sea Green and Sienna 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 →

#ba8a2c

#2ca2ba · #432cba

#ba2c5b · #5bba2c

Split-complementary

Open in tool →

#ba432c · #a2ba2c

#ba2ca2 · #ba8a2c · #2cba43

Contrast

#2c5bba as textRatioAAAA largeAAAFix
Aaon white
6.34:1passpassfail
  • AAA: use #2853a9 as the text (7.24:1)
Aaon black
3.31:1failpassfail
  • AA: use #4171d2 as the text (4.52:1)
  • AAA: use #7396de as the text (7.15:1)
  • AA: or shift the background to #dbdbdb (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2c5bba as the background.

Brands using this color

Fonts for this mood

#2c5bba reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2c5bba
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 #2c5bba and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2c5bba-9ca5c4-df694e-211f2d-e9f0f1?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