Color

#2b30ca

#2b30ca
hex#2b30ca
rgbrgb(43, 48, 202)
hslhsl(238, 65%, 48%)
oklchoklch(0.432 0.228 270.4)
Closest name: Lapis on Neptune (#1f22d2)Relative luminance 0.0689

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cac52b

#2b80ca · #752bca

#ca2b30 · #30ca2b

Split-complementary

Open in tool →

#ca752b · #80ca2b

#ca2b80 · #cac52b · #2bca75

Contrast

#2b30ca as textRatioAAAA largeAAAFix
Aaon white
8.83:1passpasspassPasses AAA — no fix needed.
Aaon black
2.38:1failfailfail
  • AA: use #6367de as the text (4.53:1)
  • AAA: use #8d90e7 as the text (7.28:1)
  • AA: or shift the background to #bababa (4.55:1)
  • AAA: or shift the background to #e6e6e6 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b30ca 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

#2b30ca reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b30ca
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 #2b30ca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b30ca-9f9cc4-df944e-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