Color

#0b52bc

#0b52bc
hex#0b52bc
rgbrgb(11, 82, 188)
hslhsl(216, 89%, 39%)
oklchoklch(0.468 0.179 259.8)
Closest name: Denim (#2243b6)Relative luminance 0.0974

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bc750b

#0baabc · #1d0bbc

#bc0b52 · #52bc0b

Split-complementary

Open in tool →

#bc1d0b · #aabc0b

#bc0baa · #bc750b · #0bbc1d

Contrast

#0b52bc as textRatioAAAA largeAAAFix
Aaon white
7.13:1passpasspassPasses AAA — no fix needed.
Aaon black
2.95:1failfailfail
  • AA: use #186ff2 as the text (4.59:1)
  • AAA: use #5696f5 as the text (7.08:1)
  • AA: or shift the background to #cfcfcf (4.57:1)
  • AAA: or shift the background to #ffffff (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0b52bc 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

#0b52bc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0b52bc
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 #0b52bc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0b52bc-9ca7c4-df5f4e-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