Color

#126bab

#126bab
hex#126bab
rgbrgb(18, 107, 171)
hslhsl(205, 81%, 37%)
oklchoklch(0.513 0.127 246.9)
Closest name: Brilliant Blue (#0075b3)Relative luminance 0.1358

Colors that go with #126bab

Charcoal, Crimson and Sienna lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ab5212

#12ab9e · #121fab

#ab126b · #6bab12

Split-complementary

Open in tool →

#ab121f · #ab9e12

#9e12ab · #ab5212 · #1fab12

Contrast

#126bab as textRatioAAAA largeAAAFix
Aaon white
5.65:1passpassfail
  • AAA: use #0f5a8f as the text (7.29:1)
Aaon black
3.72:1failpassfail
  • AA: use #147ac2 as the text (4.59:1)
  • AAA: use #2f9ce9 as the text (7.05:1)
  • AA: or shift the background to #e6e6e6 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #126bab as the background.

Brands using this color

Fonts for this mood

#126bab reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #126bab
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #126bab and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/126bab-9cafc4-df4e58-1f212d-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