Color

#2a2c9d

#2a2c9d
hex#2a2c9d
rgbrgb(42, 44, 157)
hslhsl(239, 58%, 39%)
oklchoklch(0.377 0.177 273.2)
Closest name: Depths of Night (#2c319b)Relative luminance 0.0473

Colors that go with #2a2c9d

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 →

#9d9b2a

#2a659d · #622a9d

#9d2a2c · #2c9d2a

Split-complementary

Open in tool →

#9d622a · #659d2a

#9d2a65 · #9d9b2a · #2a9d62

Contrast

#2a2c9d as textRatioAAAA largeAAAFix
Aaon white
10.79:1passpasspassPasses AAA — no fix needed.
Aaon black
1.95:1failfailfail
  • AA: use #6668d6 as the text (4.52:1)
  • AAA: use #8e90e1 as the text (7.23:1)
  • AA: or shift the background to #a8a8a8 (4.54:1)
  • AAA: or shift the background to #d1d1d1 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a2c9d 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

#2a2c9d reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a2c9d
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 #2a2c9d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a2c9d-a09cc4-df964e-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