Color

#2a0b38

#2a0b38
hex#2a0b38
rgbrgb(42, 11, 56)
hslhsl(281, 67%, 13%)
oklchoklch(0.227 0.086 313.3)
Closest name: Dark Prom Queen (#2b0f2e)Relative luminance 0.0102

Colors that go with #2a0b38

Charcoal, Sea Green and Sienna 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 →

#19370b

#130b37 · #370b2f

#37290b · #0b3729

Split-complementary

Open in tool →

#2f370b · #0b3713

#37130b · #19370b · #0b2f37

Contrast

#2a0b38 as textRatioAAAA largeAAAFix
Aaon white
17.45:1passpasspassPasses AAA — no fix needed.
Aaon black
1.2:1failfailfail
  • AA: use #aa44da as the text (4.55:1)
  • AAA: use #c177e4 as the text (7.03:1)
  • AA: or shift the background to #828282 (4.54:1)
  • AAA: or shift the background to #a6a6a6 (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a0b38 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

#2a0b38 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a0b38
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 #2a0b38 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a0b38-ba9fc1-b6cb62-2d1f2c-ebe9f1?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