Color

#2b008f

#2b008f
hex#2b008f
rgbrgb(43, 0, 143)
hslhsl(258, 100%, 28%)
oklchoklch(0.317 0.193 279.5)
Closest name: Dramatic Blue (#240093)Relative luminance 0.025

Tints & shades

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

Harmonies

Complementary

Open in tool →

#648f00

#001d8f · #72008f

#8f2b00 · #008f2b

Split-complementary

Open in tool →

#8f7200 · #1d8f00

#8f001d · #648f00 · #008f72

Contrast

#2b008f as textRatioAAAA largeAAAFix
Aaon white
14.01:1passpasspassPasses AAA — no fix needed.
Aaon black
1.5:1failfailfail
  • AA: use #8652ff as the text (4.66:1)
  • AAA: use #a680ff as the text (7.15:1)
  • AA: or shift the background to #949494 (4.62:1)
  • AAA: or shift the background to #b8b8b8 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b008f 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

#2b008f reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b008f
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 #2b008f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b008f-ad9cc4-dfc44e-291f2d-e9ebf1?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