Color

#2e3799

#2e3799
hex#2e3799
rgbrgb(46, 55, 153)
hslhsl(235, 54%, 39%)
oklchoklch(0.395 0.158 272.7)
Closest name: Bluebell (#333399)Relative luminance 0.0561

Tints & shades

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

Harmonies

Complementary

Open in tool →

#99902e

#2e6c99 · #5a2e99

#992e37 · #37992e

Split-complementary

Open in tool →

#995a2e · #6c992e

#992e6c · #99902e · #2e995a

Contrast

#2e3799 as textRatioAAAA largeAAAFix
Aaon white
9.89:1passpasspassPasses AAA — no fix needed.
Aaon black
2.12:1failfailfail
  • AA: use #626bd0 as the text (4.53:1)
  • AAA: use #8990dc as the text (7.09:1)
  • AA: or shift the background to #b0b0b0 (4.56:1)
  • AAA: or shift the background to #d9d9d9 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2e3799 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

#2e3799 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2e3799
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 #2e3799 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2e3799-9e9cc4-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