Color

#2f28f0

#2f28f0
hex#2f28f0
rgbrgb(47, 40, 240)
hslhsl(242, 87%, 55%)
oklchoklch(0.467 0.275 270)
Closest name: Bluebonnet (#1c1cf0)Relative luminance 0.0841

Colors that go with #2f28f0

Charcoal, Crimson and Cobalt Blue 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 →

#e9f028

#2886f0 · #9328f0

#f02f28 · #28f02f

Split-complementary

Open in tool →

#f09328 · #86f028

#f02886 · #e9f028 · #28f093

Contrast

#2f28f0 as textRatioAAAA largeAAAFix
Aaon white
7.83:1passpasspassPasses AAA — no fix needed.
Aaon black
2.68:1failfailfail
  • AA: use #6762f4 as the text (4.63:1)
  • AAA: use #908df7 as the text (7.34:1)
  • AA: or shift the background to #c7c7c7 (4.63:1)
  • AAA: or shift the background to #f5f5f5 (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2f28f0 as the background.

Brands using this color

Fonts for this mood

#2f28f0 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f28f0
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 #2f28f0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f28f0-a29cc4-df9e4e-261f2d-e9edf1?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