Color

#2d3aeb

#2d3aeb
hex#2d3aeb
rgbrgb(45, 58, 235)
hslhsl(236, 83%, 55%)
oklchoklch(0.481 0.257 269)
Closest name: C64 Blue (#003aff)Relative luminance 0.0958

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ebdf2d

#2d99eb · #802deb

#eb2d3a · #3aeb2d

Split-complementary

Open in tool →

#eb802d · #99eb2d

#eb2d99 · #ebdf2d · #2deb80

Contrast

#2d3aeb as textRatioAAAA largeAAAFix
Aaon white
7.2:1passpasspassPasses AAA — no fix needed.
Aaon black
2.92:1failfailfail
  • AA: use #5c66f0 as the text (4.61:1)
  • AAA: use #868df4 as the text (7.13:1)
  • AA: or shift the background to #cfcfcf (4.62:1)
  • AAA: or shift the background to #fcfcfc (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d3aeb 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

#2d3aeb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d3aeb
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 #2d3aeb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d3aeb-9e9cc4-df8f4e-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