Color

#2b006b

#2b006b
hex#2b006b
rgbrgb(43, 0, 107)
hslhsl(264, 100%, 21%)
oklchoklch(0.271 0.155 288.9)
Closest name: Blackmail (#220066)Relative luminance 0.0158

Tints & shades

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

Harmonies

Complementary

Open in tool →

#406b00

#000b6b · #60006b

#6b2b00 · #006b2b

Split-complementary

Open in tool →

#6b6000 · #0b6b00

#6b000b · #406b00 · #006b60

Contrast

#2b006b as textRatioAAAA largeAAAFix
Aaon white
15.97:1passpasspassPasses AAA — no fix needed.
Aaon black
1.32:1failfailfail
  • AA: use #9147ff as the text (4.55:1)
  • AAA: use #af7aff as the text (7.05:1)
  • AA: or shift the background to #8a8a8a (4.63:1)
  • AAA: or shift the background to #adadad (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 #2b006b 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

#2b006b reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b006b
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 #2b006b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b006b-b19cc4-dfd34e-2b1f2d-e9eaf1?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