Color

#136cfb

#136cfb
hex#136cfb
rgbrgb(19, 108, 251)
hslhsl(217, 97%, 53%)
oklchoklch(0.573 0.227 260.6)
Closest name: Bluerocratic (#1f66ff)Relative luminance 0.1783

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fba213

#13e0fb · #2e13fb

#fb136c · #6cfb13

Split-complementary

Open in tool →

#fb2e13 · #e0fb13

#fb13e0 · #fba213 · #13fb2e

Contrast

#136cfb as textRatioAAAA largeAAAFix
Aaon white
4.6:1passpassfail
  • AAA: use #034fc9 as the text (7.08:1)
Aaon black
4.57:1passpassfail
  • AAA: use #5495fc as the text (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #136cfb as the background.

Brands using this color

Fonts for this mood

#136cfb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #136cfb
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 #136cfb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/136cfb-9ca7c4-df624e-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