Color

#2f63ca

#2f63ca
hex#2f63ca
rgbrgb(47, 99, 202)
hslhsl(220, 62%, 49%)
oklchoklch(0.523 0.17 262.1)
Closest name: God of Rain (#4466cc)Relative luminance 0.1379

Colors that go with #2f63ca

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 →

#ca972f

#2fb1ca · #492fca

#ca2f63 · #63ca2f

Split-complementary

Open in tool →

#ca492f · #b1ca2f

#ca2fb1 · #ca972f · #2fca49

Contrast

#2f63ca as textRatioAAAA largeAAAFix
Aaon white
5.59:1passpassfail
  • AAA: use #2853a9 as the text (7.24:1)
Aaon black
3.76:1failpassfail
  • AA: use #4171d2 as the text (4.52:1)
  • AAA: use #7396de as the text (7.15:1)
  • AA: or shift the background to #e8e8e8 (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 #2f63ca as the background.

Brands using this color

Fonts for this mood

#2f63ca reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f63ca
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 #2f63ca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f63ca-9ca5c4-df694e-211f2d-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