Color

#2a00a8

#2a00a8
hex#2a00a8
rgbrgb(42, 0, 168)
hslhsl(255, 100%, 33%)
oklchoklch(0.349 0.219 275.2)
Closest name: Dramatic Blue (#240093)Relative luminance 0.0332

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7ea800

#002aa8 · #7e00a8

#a82a00 · #00a82a

Split-complementary

Open in tool →

#a87e00 · #2aa800

#a8002a · #7ea800 · #00a87e

Contrast

#2a00a8 as textRatioAAAA largeAAAFix
Aaon white
12.62:1passpasspassPasses AAA — no fix needed.
Aaon black
1.66:1failfailfail
  • AA: use #7d52ff as the text (4.52:1)
  • AAA: use #9f80ff as the text (7.01:1)
  • AA: or shift the background to #9c9c9c (4.6:1)
  • AAA: or shift the background to #c2c2c2 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a00a8 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

#2a00a8 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a00a8
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 #2a00a8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a00a8-ab9cc4-dfbd4e-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