Color

#2b2efd

#2b2efd
hex#2b2efd
rgbrgb(43, 46, 253)
hslhsl(239, 98%, 58%)
oklchoklch(0.487 0.286 268.6)
Closest name: C64 Blue (#003aff)Relative luminance 0.0956

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#fdf92b

#2b97fd · #902bfd

#fd2b2e · #2efd2b

Split-complementary

Open in tool →

#fd902b · #97fd2b

#fd2b97 · #fdf92b · #2bfd90

Contrast

#2b2efd as textRatioAAAA largeAAAFix
Aaon white
7.21:1passpasspassPasses AAA — no fix needed.
Aaon black
2.91:1failfailfail
  • AA: use #5d60fd as the text (4.56:1)
  • AAA: use #8b8dfe as the text (7.34:1)
  • AA: or shift the background to #cfcfcf (4.63:1)
  • AAA: or shift the background to #fcfcfc (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b2efd as the background.

Brands using this color

Fonts for this mood

#2b2efd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b2efd
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #2b2efd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b2efd-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