Color

#2d419a

#2d419a
hex#2d419a
rgbrgb(45, 65, 154)
hslhsl(229, 55%, 39%)
oklchoklch(0.414 0.147 269.3)
Closest name: Cascade Twilight (#234893)Relative luminance 0.0667

Colors that go with #2d419a

Charcoal, Sea Green and Steel Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9a862d

#2d789a · #4f2d9a

#9a2d41 · #419a2d

Split-complementary

Open in tool →

#9a4f2d · #789a2d

#9a2d78 · #9a862d · #2d9a4f

Contrast

#2d419a as textRatioAAAA largeAAAFix
Aaon white
9:1passpasspassPasses AAA — no fix needed.
Aaon black
2.33:1failfailfail
  • AA: use #596fcf as the text (4.6:1)
  • AAA: use #8494db as the text (7.24:1)
  • AA: or shift the background to #b8b8b8 (4.54:1)
  • AAA: or shift the background to #e3e3e3 (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 #2d419a as the background.

Brands using this color

Fonts for this mood

#2d419a reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d419a
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #2d419a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d419a-9c9fc4-df7e4e-231f2d-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