Color

#213ced

#213ced
hex#213ced
rgbrgb(33, 60, 237)
hslhsl(232, 85%, 53%)
oklchoklch(0.482 0.26 266.7)
Closest name: C64 Blue (#003aff)Relative luminance 0.0967

Colors that go with #213ced

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 →

#edd221

#21a2ed · #6c21ed

#ed213c · #3ced21

Split-complementary

Open in tool →

#ed6c21 · #a2ed21

#ed21a2 · #edd221 · #21ed6c

Contrast

#213ced as textRatioAAAA largeAAAFix
Aaon white
7.16:1passpasspassPasses AAA — no fix needed.
Aaon black
2.93:1failfailfail
  • AA: use #5066f1 as the text (4.51:1)
  • AAA: use #808ff5 as the text (7.17:1)
  • AA: or shift the background to #cfcfcf (4.59:1)
  • AAA: or shift the background to #ffffff (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #213ced as the background.

Brands using this color

Fonts for this mood

#213ced reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #213ced
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 #213ced and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/213ced-9c9dc4-df864e-231f2d-e9eef1?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