Color

#3000a8

#3000a8
hex#3000a8
rgbrgb(48, 0, 168)
hslhsl(257, 100%, 33%)
oklchoklch(0.354 0.218 277.7)
Closest name: Galactic Highway (#3311bb)Relative luminance 0.0346

Tints & shades

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

Harmonies

Complementary

Open in tool →

#79a800

#0024a8 · #8400a8

#a83000 · #00a830

Split-complementary

Open in tool →

#a88400 · #24a800

#a80024 · #79a800 · #00a884

Contrast

#3000a8 as textRatioAAAA largeAAAFix
Aaon white
12.42:1passpasspassPasses AAA — no fix needed.
Aaon black
1.69:1failfailfail
  • AA: use #8352ff as the text (4.62:1)
  • AAA: use #a480ff as the text (7.11:1)
  • AA: or shift the background to #9c9c9c (4.52:1)
  • AAA: or shift the background to #c4c4c4 (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 #3000a8 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

#3000a8 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3000a8
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 #3000a8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3000a8-ac9cc4-dfc24e-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