Color

#127dab

#127dab
hex#127dab
rgbrgb(18, 125, 171)
hslhsl(198, 81%, 37%)
oklchoklch(0.557 0.112 234.3)
Closest name: Bleu Ciel (#007ba1)Relative luminance 0.1774

Colors that go with #127dab

Charcoal, Crimson and Royal Blue 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 →

#ab4012

#12ab8c · #1230ab

#ab127d · #7dab12

Split-complementary

Open in tool →

#ab1230 · #ab8c12

#8c12ab · #ab4012 · #30ab12

Contrast

#127dab as textRatioAAAA largeAAAFix
Aaon white
4.62:1passpassfail
  • AAA: use #0e5f81 as the text (7.06:1)
Aaon black
4.55:1passpassfail
  • AAA: use #17a2de as the text (7.26:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #127dab as the background.

Brands using this color

Fonts for this mood

#127dab reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #127dab
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 #127dab and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/127dab-9cb3c4-df4e69-1f232d-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