Color

#06255b

#06255b
hex#06255b
rgbrgb(6, 37, 91)
hslhsl(218, 88%, 19%)
oklchoklch(0.281 0.104 260.7)
Closest name: Black Sea Night (#052462)Relative luminance 0.0212

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5b3c06

#06505b · #11065b

#5b0625 · #255b06

Split-complementary

Open in tool →

#5b1106 · #505b06

#5b0650 · #5b3c06 · #065b11

Contrast

#06255b as textRatioAAAA largeAAAFix
Aaon white
14.75:1passpasspassPasses AAA — no fix needed.
Aaon black
1.42:1failfailfail
  • AA: use #226ef1 as the text (4.57:1)
  • AAA: use #5c94f5 as the text (7.01:1)
  • AA: or shift the background to #8f8f8f (4.56:1)
  • AAA: or shift the background to #b3b3b3 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #06255b 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

#06255b reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #06255b
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 #06255b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/06255b-9ca6c4-df644e-201f2d-e9f0f1?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