Color

#2d63eb

#2d63eb
hex#2d63eb
rgbrgb(45, 99, 235)
hslhsl(223, 83%, 55%)
oklchoklch(0.548 0.213 264.1)
Closest name: Bluetiful (#3c69e7)Relative luminance 0.1548

Colors that go with #2d63eb

Crimson, Slate Gray and Olive 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ebb62d

#2dc2eb · #562deb

#eb2d63 · #63eb2d

Split-complementary

Open in tool →

#eb562d · #c2eb2d

#eb2dc2 · #ebb62d · #2deb56

Contrast

#2d63eb as textRatioAAAA largeAAAFix
Aaon white
5.13:1passpassfail
  • AAA: use #1449d2 as the text (7.21:1)
Aaon black
4.1:1failpassfail
  • AA: use #3b6ded as the text (4.6:1)
  • AAA: use #6e94f2 as the text (7.18:1)
  • AA: or shift the background to #f2f2f2 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d63eb as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#2d63eb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d63eb
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 #2d63eb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d63eb-9ca3c4-df704e-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