Color

#136da4

#136da4
hex#136da4
rgbrgb(19, 109, 164)
hslhsl(203, 79%, 36%)
oklchoklch(0.514 0.117 242.8)
Closest name: Brilliant Blue (#0075b3)Relative luminance 0.1376

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a44b13

#13a493 · #1324a4

#a4136d · #6da413

Split-complementary

Open in tool →

#a41324 · #a49313

#9313a4 · #a44b13 · #24a413

Contrast

#136da4 as textRatioAAAA largeAAAFix
Aaon white
5.6:1passpassfail
  • AAA: use #105b89 as the text (7.29:1)
Aaon black
3.75:1failpassfail
  • AA: use #167cbb as the text (4.63:1)
  • AAA: use #289de6 as the text (7.06:1)
  • AA: or shift the background to #e8e8e8 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #136da4 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

#136da4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #136da4
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 #136da4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/136da4-9cb0c4-df4e5d-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