Color

#2930ff

#2930ff
hex#2930ff
rgbrgb(41, 48, 255)
hslhsl(238, 100%, 58%)
oklchoklch(0.49 0.287 268.1)
Closest name: C64 Blue (#003aff)Relative luminance 0.0981

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fff829

#299bff · #8d29ff

#ff2930 · #30ff29

Split-complementary

Open in tool →

#ff8d29 · #9bff29

#ff299b · #fff829 · #29ff8d

Contrast

#2930ff as textRatioAAAA largeAAAFix
Aaon white
7.09:1passpasspassPasses AAA — no fix needed.
Aaon black
2.96:1failfailfail
  • AA: use #5c61ff as the text (4.61:1)
  • AAA: use #8589ff as the text (7.02:1)
  • AA: or shift the background to #cfcfcf (4.55:1)
  • AAA: or shift the background to #ffffff (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2930ff as the background.

Brands using this color

Fonts for this mood

#2930ff reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2930ff
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 #2930ff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2930ff-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