Color

#2d58d7

#2d58d7
hex#2d58d7
rgbrgb(45, 88, 215)
hslhsl(225, 68%, 51%)
oklchoklch(0.511 0.201 265.4)
Closest name: Denim (#1560bd)Relative luminance 0.1244

Colors that go with #2d58d7

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 →

#d7ad2d

#2dadd7 · #582dd7

#d72d58 · #58d72d

Split-complementary

Open in tool →

#d7582d · #add72d

#d72dad · #d7ad2d · #2dd758

Contrast

#2d58d7 as textRatioAAAA largeAAAFix
Aaon white
6.02:1passpassfail
  • AAA: use #264dc5 as the text (7.12:1)
Aaon black
3.49:1failpassfail
  • AA: use #4b6fdd as the text (4.62:1)
  • AAA: use #7692e5 as the text (7.01:1)
  • AA: or shift the background to #e0e0e0 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d58d7 as the background.

Brands using this color

Fonts for this mood

#2d58d7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d58d7
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 #2d58d7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d58d7-9ca1c4-df754e-221f2d-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