Color

#136bc3

#136bc3
hex#136bc3
rgbrgb(19, 107, 195)
hslhsl(210, 82%, 42%)
oklchoklch(0.529 0.158 253.8)
Closest name: Campanula (#3473b7)Relative luminance 0.1459

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c36b13

#13c3c3 · #1313c3

#c3136b · #6bc313

Split-complementary

Open in tool →

#c31313 · #c3c313

#c313c3 · #c36b13 · #13c313

Contrast

#136bc3 as textRatioAAAA largeAAAFix
Aaon white
5.36:1passpassfail
  • AAA: use #1059a2 as the text (7.06:1)
Aaon black
3.92:1failpassfail
  • AA: use #1575d5 as the text (4.54:1)
  • AAA: use #4599ed as the text (7.03:1)
  • AA: or shift the background to #ededed (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #136bc3 as the background.

Brands using this color

Fonts for this mood

#136bc3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #136bc3
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 #136bc3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/136bc3-9cabc4-df514e-1f202d-e9f1f1?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