Color

#2f2ff4

#2f2ff4
hex#2f2ff4
rgbrgb(47, 47, 244)
hslhsl(240, 90%, 57%)
oklchoklch(0.479 0.275 269.6)
Closest name: C64 Blue (#003aff)Relative luminance 0.0917

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f4f42f

#2f91f4 · #912ff4

#f42f2f · #2ff42f

Split-complementary

Open in tool →

#f4912f · #91f42f

#f42f91 · #f4f42f · #2ff491

Contrast

#2f2ff4 as textRatioAAAA largeAAAFix
Aaon white
7.41:1passpasspassPasses AAA — no fix needed.
Aaon black
2.83:1failfailfail
  • AA: use #6464f7 as the text (4.71:1)
  • AAA: use #8b8bf9 as the text (7.16:1)
  • AA: or shift the background to #cccccc (4.61:1)
  • AAA: or shift the background to #fafafa (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2f2ff4 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

#2f2ff4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f2ff4
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 #2f2ff4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f2ff4-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