Color

#2d63e1

#2d63e1
hex#2d63e1
rgbrgb(45, 99, 225)
hslhsl(222, 75%, 53%)
oklchoklch(0.54 0.201 263.6)
Closest name: Bluetiful (#3c69e7)Relative luminance 0.1492

Colors that go with #2d63e1

Charcoal, Amber and Blue 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 →

#e1ab2d

#2dbde1 · #512de1

#e12d63 · #63e12d

Split-complementary

Open in tool →

#e1512d · #bde12d

#e12dbd · #e1ab2d · #2de151

Contrast

#2d63e1 as textRatioAAAA largeAAAFix
Aaon white
5.27:1passpassfail
  • AAA: use #1c4fc4 as the text (7.08:1)
Aaon black
3.98:1failpassfail
  • AA: use #3f70e4 as the text (4.65:1)
  • AAA: use #7095eb as the text (7.19:1)
  • AA: or shift the background to #ededed (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d63e1 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2d63e1 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d63e1
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 #2d63e1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d63e1-9ca3c4-df6e4e-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