Color

#136aa4

#136aa4
hex#136aa4
rgbrgb(19, 106, 164)
hslhsl(204, 79%, 36%)
oklchoklch(0.506 0.119 244.8)
Closest name: Brilliant Blue (#0075b3)Relative luminance 0.1313

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a44d13

#13a496 · #1322a4

#a4136a · #6aa413

Split-complementary

Open in tool →

#a41322 · #a49613

#9613a4 · #a44d13 · #22a413

Contrast

#136aa4 as textRatioAAAA largeAAAFix
Aaon white
5.79:1passpassfail
  • AAA: use #115c8d as the text (7.14:1)
Aaon black
3.63:1failpassfail
  • AA: use #167cc0 as the text (4.68:1)
  • AAA: use #2d9ce6 as the text (7.01:1)
  • AA: or shift the background to #e3e3e3 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #136aa4 as the background.

Brands using this color

Fonts for this mood

#136aa4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #136aa4
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 #136aa4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/136aa4-9cafc4-df4e5a-1f222d-e9f1f0?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