Color

#2e3fff

#2e3fff
hex#2e3fff
rgbrgb(46, 63, 255)
hslhsl(235, 100%, 59%)
oklchoklch(0.509 0.275 268.4)
Closest name: C64 Blue (#003aff)Relative luminance 0.1136

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ffee2e

#2ea8ff · #852eff

#ff2e3f · #3fff2e

Split-complementary

Open in tool →

#ff852e · #a8ff2e

#ff2ea8 · #ffee2e · #2eff85

Contrast

#2e3fff as textRatioAAAA largeAAAFix
Aaon white
6.42:1passpassfail
  • AAA: use #1f31ff as the text (7.14:1)
Aaon black
3.27:1failpassfail
  • AA: use #5765ff as the text (4.71:1)
  • AAA: use #858fff as the text (7.37:1)
  • AA: or shift the background to #d9d9d9 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2e3fff 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

#2e3fff reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2e3fff
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 #2e3fff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2e3fff-9e9cc4-df8d4e-241f2d-e9eef1?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