Color

#2a2ddf

#2a2ddf
hex#2a2ddf
rgbrgb(42, 45, 223)
hslhsl(239, 74%, 52%)
oklchoklch(0.451 0.255 269.5)
Closest name: Lapis on Neptune (#1f22d2)Relative luminance 0.077

Colors that go with #2a2ddf

Charcoal, Sea Green 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 →

#dfdc2a

#2a88df · #822adf

#df2a2d · #2ddf2a

Split-complementary

Open in tool →

#df822a · #88df2a

#df2a88 · #dfdc2a · #2adf82

Contrast

#2a2ddf as textRatioAAAA largeAAAFix
Aaon white
8.27:1passpasspassPasses AAA — no fix needed.
Aaon black
2.54:1failfailfail
  • AA: use #6466e8 as the text (4.61:1)
  • AAA: use #8c8dee as the text (7.16:1)
  • AA: or shift the background to #c2c2c2 (4.64:1)
  • AAA: or shift the background to #ededed (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a2ddf as the background.

Brands using this color

Fonts for this mood

#2a2ddf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a2ddf
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 #2a2ddf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a2ddf-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