Color

#2e63b8

#2e63b8
hex#2e63b8
rgbrgb(46, 99, 184)
hslhsl(217, 60%, 45%)
oklchoklch(0.51 0.146 259.5)
Closest name: Denim (#1560bd)Relative luminance 0.1297

Colors that go with #2e63b8

Charcoal, Sea Green and Sienna 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 →

#b8832e

#2ea8b8 · #3e2eb8

#b82e63 · #63b82e

Split-complementary

Open in tool →

#b83e2e · #a8b82e

#b82ea8 · #b8832e · #2eb83e

Contrast

#2e63b8 as textRatioAAAA largeAAAFix
Aaon white
5.84:1passpassfail
  • AAA: use #28569f as the text (7.19:1)
Aaon black
3.59:1failpassfail
  • AA: use #3b73ce as the text (4.53:1)
  • AAA: use #6c96da as the text (7.01:1)
  • AA: or shift the background to #e3e3e3 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2e63b8 as the background.

Brands using this color

Fonts for this mood

#2e63b8 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2e63b8
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 #2e63b8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2e63b8-9ca7c4-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