Color

#2b2bde

#2b2bde
hex#2b2bde
rgbrgb(43, 43, 222)
hslhsl(240, 73%, 52%)
oklchoklch(0.448 0.255 269.8)
Closest name: Lapis on Neptune (#1f22d2)Relative luminance 0.0752

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dede2b

#2b85de · #852bde

#de2b2b · #2bde2b

Split-complementary

Open in tool →

#de852b · #85de2b

#de2b85 · #dede2b · #2bde85

Contrast

#2b2bde as textRatioAAAA largeAAAFix
Aaon white
8.39:1passpasspassPasses AAA — no fix needed.
Aaon black
2.5:1failfailfail
  • AA: use #6565e7 as the text (4.57:1)
  • AAA: use #8c8ced as the text (7.09:1)
  • AA: or shift the background to #bfbfbf (4.56:1)
  • AAA: or shift the background to #ebebeb (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b2bde as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#2b2bde reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b2bde
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 #2b2bde and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b2bde-a19cc4-df994e-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