Color

#2f156a

#2f156a
hex#2f156a
rgbrgb(47, 21, 106)
hslhsl(258, 67%, 25%)
oklchoklch(0.295 0.136 289.2)
Closest name: Dark Dreams (#332266)Relative luminance 0.0218

Colors that go with #2f156a

Charcoal, Royal 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 →

#516a15

#15266a · #59156a

#6a2f15 · #156a2f

Split-complementary

Open in tool →

#6a5915 · #266a15

#6a1526 · #516a15 · #156a59

Contrast

#2f156a as textRatioAAAA largeAAAFix
Aaon white
14.62:1passpasspassPasses AAA — no fix needed.
Aaon black
1.44:1failfailfail
  • AA: use #845ddf as the text (4.61:1)
  • AAA: use #a488e7 as the text (7.25:1)
  • AA: or shift the background to #8f8f8f (4.52:1)
  • AAA: or shift the background to #b5b5b5 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2f156a as the background.

Brands using this color

Fonts for this mood

#2f156a reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f156a
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 #2f156a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f156a-ad9cc4-dfc44e-291f2d-e9ebf1?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