Color

#2d2d8f

#2d2d8f
hex#2d2d8f
rgbrgb(45, 45, 143)
hslhsl(240, 52%, 37%)
oklchoklch(0.367 0.157 275.4)
Closest name: Depths of Night (#2c319b)Relative luminance 0.0442

Colors that go with #2d2d8f

Charcoal, Steel Blue and 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 →

#8f8f2d

#2d5e8f · #5e2d8f

#8f2d2d · #2d8f2d

Split-complementary

Open in tool →

#8f5e2d · #5e8f2d

#8f2d5e · #8f8f2d · #2d8f5e

Contrast

#2d2d8f as textRatioAAAA largeAAAFix
Aaon white
11.15:1passpasspassPasses AAA — no fix needed.
Aaon black
1.88:1failfailfail
  • AA: use #6c6cd0 as the text (4.69:1)
  • AAA: use #8f8fdc as the text (7.13:1)
  • AA: or shift the background to #a6a6a6 (4.58:1)
  • AAA: or shift the background to #cfcfcf (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d2d8f 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

#2d2d8f reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d2d8f
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 #2d2d8f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d2d8f-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