Color

#0b2ebc

#0b2ebc
hex#0b2ebc
rgbrgb(11, 46, 188)
hslhsl(228, 89%, 39%)
oklchoklch(0.402 0.22 264.9)
Closest name: Blue Hour (#0034ab)Relative luminance 0.0566

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bc990b

#0b87bc · #400bbc

#bc0b2e · #2ebc0b

Split-complementary

Open in tool →

#bc400b · #87bc0b

#bc0b87 · #bc990b · #0bbc40

Contrast

#0b2ebc as textRatioAAAA largeAAAFix
Aaon white
9.85:1passpasspassPasses AAA — no fix needed.
Aaon black
2.13:1failfailfail
  • AA: use #486af4 as the text (4.64:1)
  • AAA: use #7891f7 as the text (7.19:1)
  • AA: or shift the background to #b0b0b0 (4.54:1)
  • AAA: or shift the background to #dbdbdb (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 #0b2ebc 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

#0b2ebc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0b2ebc
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 #0b2ebc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0b2ebc-9c9fc4-df7c4e-231f2d-e9eff1?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