Color

#2136ed

#2136ed
hex#2136ed
rgbrgb(33, 54, 237)
hslhsl(234, 85%, 53%)
oklchoklch(0.474 0.265 267)
Closest name: C64 Blue (#003aff)Relative luminance 0.0908

Colors that go with #2136ed

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 →

#edd921

#219ced · #7321ed

#ed2136 · #36ed21

Split-complementary

Open in tool →

#ed7321 · #9ced21

#ed219c · #edd921 · #21ed73

Contrast

#2136ed as textRatioAAAA largeAAAFix
Aaon white
7.46:1passpasspassPasses AAA — no fix needed.
Aaon black
2.82:1failfailfail
  • AA: use #5565f1 as the text (4.52:1)
  • AAA: use #8490f5 as the text (7.29:1)
  • AA: or shift the background to #c9c9c9 (4.5:1)
  • AAA: or shift the background to #fafafa (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2136ed as the background.

Brands using this color

Fonts for this mood

#2136ed reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2136ed
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 #2136ed and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2136ed-9d9cc4-df8a4e-241f2d-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