Color

#2148f2

#2148f2
hex#2148f2
rgbrgb(33, 72, 242)
hslhsl(229, 89%, 54%)
oklchoklch(0.504 0.254 265.9)
Closest name: C64 Blue (#003aff)Relative luminance 0.1137

Colors that go with #2148f2

Charcoal, Crimson 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 →

#f2cc21

#21b0f2 · #6321f2

#f22148 · #48f221

Split-complementary

Open in tool →

#f26321 · #b0f221

#f221b0 · #f2cc21 · #21f263

Contrast

#2148f2 as textRatioAAAA largeAAAFix
Aaon white
6.41:1passpassfail
  • AAA: use #133cf1 as the text (7.13:1)
Aaon black
3.27:1failpassfail
  • AA: use #4867f4 as the text (4.52:1)
  • AAA: use #788ff7 as the text (7.07:1)
  • AA: or shift the background to #d9d9d9 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2148f2 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

#2148f2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2148f2
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 #2148f2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2148f2-9c9fc4-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