Color

#2b5ed4

#2b5ed4
hex#2b5ed4
rgbrgb(43, 94, 212)
hslhsl(222, 66%, 50%)
oklchoklch(0.519 0.19 263.5)
Closest name: God of Rain (#4466cc)Relative luminance 0.1327

Colors that go with #2b5ed4

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 →

#d4a12b

#2bb2d4 · #4d2bd4

#d42b5e · #5ed42b

Split-complementary

Open in tool →

#d44d2b · #b2d42b

#d42bb2 · #d4a12b · #2bd44d

Contrast

#2b5ed4 as textRatioAAAA largeAAAFix
Aaon white
5.75:1passpassfail
  • AAA: use #2551b6 as the text (7.16:1)
Aaon black
3.65:1failpassfail
  • AA: use #4571d9 as the text (4.62:1)
  • AAA: use #7395e2 as the text (7.13:1)
  • AA: or shift the background to #e6e6e6 (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b5ed4 as the background.

Brands using this color

Fonts for this mood

#2b5ed4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b5ed4
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 #2b5ed4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b5ed4-9ca3c4-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