Color

#245af0

#245af0
hex#245af0
rgbrgb(36, 90, 240)
hslhsl(224, 87%, 54%)
oklchoklch(0.533 0.232 264.4)
Closest name: Blue Ribbon (#0066ff)Relative luminance 0.1398

Colors that go with #245af0

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 →

#f0b924

#24c0f0 · #5324f0

#f0245a · #5af024

Split-complementary

Open in tool →

#f05324 · #c0f024

#f024c0 · #f0b924 · #24f053

Contrast

#245af0 as textRatioAAAA largeAAAFix
Aaon white
5.53:1passpassfail
Aaon black
3.8:1failpassfail
  • AA: use #3b6cf1 as the text (4.6:1)
  • AAA: use #7093f5 as the text (7.18:1)
  • AA: or shift the background to #e8e8e8 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #245af0 as the background.

Brands using this color

Fonts for this mood

#245af0 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #245af0
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 #245af0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/245af0-9ca2c4-df724e-221f2d-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