Color

#152bbc

#152bbc
hex#152bbc
rgbrgb(21, 43, 188)
hslhsl(232, 80%, 41%)
oklchoklch(0.401 0.221 266.4)
Closest name: Blue Hour (#0034ab)Relative luminance 0.0552

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bca615

#157fbc · #5215bc

#bc152b · #2bbc15

Split-complementary

Open in tool →

#bc5215 · #7fbc15

#bc157f · #bca615 · #15bc52

Contrast

#152bbc as textRatioAAAA largeAAAFix
Aaon white
9.98:1passpasspassPasses AAA — no fix needed.
Aaon black
2.1:1failfailfail
  • AA: use #5569ec as the text (4.62:1)
  • AAA: use #7e8ef1 as the text (7.03:1)
  • AA: or shift the background to #b0b0b0 (4.6:1)
  • AAA: or shift the background to #d9d9d9 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #152bbc 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

#152bbc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #152bbc
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 #152bbc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/152bbc-9c9dc4-df864e-231f2d-e9eef1?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