Color

#2c5cb5

#2c5cb5
hex#2c5cb5
rgbrgb(44, 92, 181)
hslhsl(219, 61%, 44%)
oklchoklch(0.492 0.151 261.4)
Closest name: Denim (#1560bd)Relative luminance 0.1153

Colors that go with #2c5cb5

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 →

#b5852c

#2ca0b5 · #402cb5

#b52c5c · #5cb52c

Split-complementary

Open in tool →

#b5402c · #a0b52c

#b52ca0 · #b5852c · #2cb540

Contrast

#2c5cb5 as textRatioAAAA largeAAAFix
Aaon white
6.35:1passpassfail
  • AAA: use #2955a8 as the text (7.1:1)
Aaon black
3.31:1failpassfail
  • AA: use #4274d1 as the text (4.65:1)
  • AAA: use #6f95dc as the text (7.01:1)
  • AA: or shift the background to #d9d9d9 (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2c5cb5 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

#2c5cb5 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2c5cb5
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 #2c5cb5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2c5cb5-9ca5c4-df664e-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