Color

#2b2ff7

#2b2ff7
hex#2b2ff7
rgbrgb(43, 47, 247)
hslhsl(239, 93%, 57%)
oklchoklch(0.481 0.279 268.7)
Closest name: C64 Blue (#003aff)Relative luminance 0.0926

Colors that go with #2b2ff7

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 →

#f7f42b

#2b95f7 · #8e2bf7

#f72b2f · #2ff72b

Split-complementary

Open in tool →

#f78e2b · #95f72b

#f72b95 · #f7f42b · #2bf78e

Contrast

#2b2ff7 as textRatioAAAA largeAAAFix
Aaon white
7.36:1passpasspassPasses AAA — no fix needed.
Aaon black
2.85:1failfailfail
  • AA: use #6264f9 as the text (4.71:1)
  • AAA: use #898bfb as the text (7.15:1)
  • AA: or shift the background to #cccccc (4.58:1)
  • AAA: or shift the background to #fafafa (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b2ff7 as the background.

Brands using this color

Fonts for this mood

#2b2ff7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b2ff7
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 #2b2ff7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b2ff7-a09cc4-df964e-251f2d-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