Color

#2a033a

#2a033a
hex#2a033a
rgbrgb(42, 3, 58)
hslhsl(283, 90%, 12%)
oklchoklch(0.219 0.101 313.4)
Closest name: Coal Mine (#220033)Relative luminance 0.0086

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#133a03

#0f033a · #3a032e

#3a2b03 · #033a2b

Split-complementary

Open in tool →

#2e3a03 · #033a0f

#3a0f03 · #133a03 · #032e3a

Contrast

#2a033a as textRatioAAAA largeAAAFix
Aaon white
17.91:1passpasspassPasses AAA — no fix needed.
Aaon black
1.17:1failfailfail
  • AA: use #b720f3 as the text (4.51:1)
  • AAA: use #cf69f7 as the text (7.02:1)
  • AA: or shift the background to #808080 (4.53:1)
  • AAA: or shift the background to #a3a3a3 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a033a 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

#2a033a reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a033a
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #2a033a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a033a-bb9fc1-b2cb62-2d1f2b-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