Color

#2f63bc

#2f63bc
hex#2f63bc
rgbrgb(47, 99, 188)
hslhsl(218, 60%, 46%)
oklchoklch(0.513 0.151 260.4)
Closest name: God of Rain (#4466cc)Relative luminance 0.1316

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#bc882f

#2fa9bc · #422fbc

#bc2f63 · #63bc2f

Split-complementary

Open in tool →

#bc422f · #a9bc2f

#bc2fa9 · #bc882f · #2fbc42

Contrast

#2f63bc as textRatioAAAA largeAAAFix
Aaon white
5.78:1passpassfail
  • AAA: use #2956a3 as the text (7.11:1)
Aaon black
3.63:1failpassfail
  • AA: use #3f74cf as the text (4.61:1)
  • AAA: use #7097db as the text (7.14:1)
  • AA: or shift the background to #e3e3e3 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2f63bc as the background.

Brands using this color

Fonts for this mood

#2f63bc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f63bc
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #2f63bc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f63bc-9ca6c4-df644e-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