Color

#2d4fe6

#2d4fe6
hex#2d4fe6
rgbrgb(45, 79, 230)
hslhsl(229, 79%, 54%)
oklchoklch(0.508 0.23 267.1)
Closest name: C64 Blue (#003aff)Relative luminance 0.1186

Colors that go with #2d4fe6

Charcoal, Crimson and Sea Green 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.

Real palettes that use #2d4fe6

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e6c42d

#2dace6 · #682de6

#e62d4f · #4fe62d

Split-complementary

Open in tool →

#e6682d · #ace62d

#e62dac · #e6c42d · #2de668

Contrast

#2d4fe6 as textRatioAAAA largeAAAFix
Aaon white
6.23:1passpassfail
  • AAA: use #1b40e4 as the text (7.24:1)
Aaon black
3.37:1failpassfail
  • AA: use #4d6aea as the text (4.57:1)
  • AAA: use #7b90ef as the text (7.08:1)
  • AA: or shift the background to #dedede (4.63:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d4fe6 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#2d4fe6 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d4fe6
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 #2d4fe6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d4fe6-9c9fc4-df7e4e-231f2d-e9eef1?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