Color

#2453cc

#2453cc
hex#2453cc
rgbrgb(36, 83, 204)
hslhsl(223, 70%, 47%)
oklchoklch(0.489 0.195 264.2)
Closest name: Denim (#1560bd)Relative luminance 0.1092

Colors that go with #2453cc

Charcoal, Sea Green and Amber 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 →

#cc9c24

#24a7cc · #4824cc

#cc2453 · #53cc24

Split-complementary

Open in tool →

#cc4824 · #a7cc24

#cc24a7 · #cc9c24 · #24cc48

Contrast

#2453cc as textRatioAAAA largeAAAFix
Aaon white
6.59:1passpassfail
  • AAA: use #224ebf as the text (7.22:1)
Aaon black
3.18:1failpassfail
  • AA: use #4570de as the text (4.63:1)
  • AAA: use #7495e7 as the text (7.2:1)
  • AA: or shift the background to #d6d6d6 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2453cc as the background.

Brands using this color

Fonts for this mood

#2453cc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2453cc
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 #2453cc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2453cc-9ca3c4-df704e-211f2d-e9eff1?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