Color

#2a103d

#2a103d
hex#2a103d
rgbrgb(42, 16, 61)
hslhsl(275, 58%, 15%)
oklchoklch(0.239 0.084 307.8)
Closest name: Dark Prom Queen (#2b0f2e)Relative luminance 0.012

Colors that go with #2a103d

Charcoal, Dark Olive Green and Sea Green 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 →

#233c10

#14103c · #3c1039

#3c2a10 · #103c2a

Split-complementary

Open in tool →

#393c10 · #103c14

#3c1410 · #233c10 · #10393c

Contrast

#2a103d as textRatioAAAA largeAAAFix
Aaon white
16.94:1passpasspassPasses AAA — no fix needed.
Aaon black
1.24:1failfailfail
  • AA: use #9c52d1 as the text (4.54:1)
  • AAA: use #b882de as the text (7.29:1)
  • AA: or shift the background to #858585 (4.59:1)
  • AAA: or shift the background to #a8a8a8 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a103d 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

#2a103d reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a103d
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 #2a103d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a103d-b89cc4-c0cb62-2d1f2d-eae9f1?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