Color

#2b64bf

#2b64bf
hex#2b64bf
rgbrgb(43, 100, 191)
hslhsl(217, 63%, 46%)
oklchoklch(0.516 0.155 259.5)
Closest name: God of Rain (#4466cc)Relative luminance 0.1339

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bf872b

#2baebf · #3d2bbf

#bf2b64 · #64bf2b

Split-complementary

Open in tool →

#bf3d2b · #aebf2b

#bf2bae · #bf872b · #2bbf3d

Contrast

#2b64bf as textRatioAAAA largeAAAFix
Aaon white
5.71:1passpassfail
  • AAA: use #2657a6 as the text (7.01:1)
Aaon black
3.68:1failpassfail
  • AA: use #3773d2 as the text (4.55:1)
  • AAA: use #6996dd as the text (7.01:1)
  • AA: or shift the background to #e6e6e6 (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 #2b64bf as the background.

Brands using this color

Fonts for this mood

#2b64bf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b64bf
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 #2b64bf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b64bf-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