Color

#2f63b6

#2f63b6
hex#2f63b6
rgbrgb(47, 99, 182)
hslhsl(217, 59%, 45%)
oklchoklch(0.509 0.143 259.4)
Closest name: Denim (#1560bd)Relative luminance 0.1291

Colors that go with #2f63b6

Charcoal, Sea Green and Sienna 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 →

#b6832f

#2fa7b6 · #3f2fb6

#b62f63 · #63b62f

Split-complementary

Open in tool →

#b63f2f · #a7b62f

#b62fa7 · #b6832f · #2fb63f

Contrast

#2f63b6 as textRatioAAAA largeAAAFix
Aaon white
5.86:1passpassfail
  • AAA: use #29569e as the text (7.19:1)
Aaon black
3.58:1failpassfail
  • AA: use #3c74cd as the text (4.57:1)
  • AAA: use #6d97d9 as the text (7.08:1)
  • AA: or shift the background to #e3e3e3 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2f63b6 as the background.

Brands using this color

Fonts for this mood

#2f63b6 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f63b6
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 #2f63b6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f63b6-9ca7c4-df624e-201f2d-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