Color

#2a2f5a

#2a2f5a
hex#2a2f5a
rgbrgb(42, 47, 90)
hslhsl(234, 36%, 26%)
oklchoklch(0.324 0.076 276.3)
Closest name: Deep Sea Base (#2c2c57)Relative luminance 0.0326

Colors that go with #2a2f5a

Dark Olive Green, 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 →

#5a552a

#2a475a · #3e2a5a

#5a2a2f · #2f5a2a

Split-complementary

Open in tool →

#5a3e2a · #475a2a

#5a2a47 · #5a552a · #2a5a3e

Contrast

#2a2f5a as textRatioAAAA largeAAAFix
Aaon white
12.71:1passpasspassPasses AAA — no fix needed.
Aaon black
1.65:1failfailfail
  • AA: use #6a72b9 as the text (4.72:1)
  • AAA: use #8d93c9 as the text (7.15:1)
  • AA: or shift the background to #9c9c9c (4.63:1)
  • AAA: or shift the background to #c2c2c2 (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 #2a2f5a 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

#2a2f5a reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a2f5a
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 #2a2f5a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a2f5a-9d9cc4-df8a4e-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