Color

#0058cc

#0058cc
hex#0058cc
rgbrgb(0, 88, 204)
hslhsl(214, 100%, 40%)
oklchoklch(0.492 0.194 259.3)
Closest name: Denim (#1560bd)Relative luminance 0.1134

Colors that go with #0058cc

Charcoal, Crimson 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 →

#cc7400

#00becc · #0e00cc

#cc0058 · #58cc00

Split-complementary

Open in tool →

#cc0e00 · #becc00

#cc00be · #cc7400 · #00cc0e

Contrast

#0058cc as textRatioAAAA largeAAAFix
Aaon white
6.43:1passpassfail
  • AAA: use #0052bd as the text (7.14:1)
Aaon black
3.27:1failpassfail
  • AA: use #006cfa as the text (4.53:1)
  • AAA: use #4797ff as the text (7.14:1)
  • AA: or shift the background to #d9d9d9 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0058cc as the background.

Brands using this color

Fonts for this mood

#0058cc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0058cc
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 #0058cc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0058cc-9ca9c4-df5a4e-1f1f2d-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