Color

#125eaf

#125eaf
hex#125eaf
rgbrgb(18, 94, 175)
hslhsl(211, 81%, 38%)
oklchoklch(0.485 0.147 254.6)
Closest name: Denim (#1560bd)Relative luminance 0.1123

Colors that go with #125eaf

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 →

#af6412

#12adaf · #1512af

#af125e · #5eaf12

Split-complementary

Open in tool →

#af1512 · #adaf12

#af12ad · #af6412 · #12af15

Contrast

#125eaf as textRatioAAAA largeAAAFix
Aaon white
6.47:1passpassfail
  • AAA: use #1157a2 as the text (7.22:1)
Aaon black
3.25:1failpassfail
  • AA: use #1775d9 as the text (4.58:1)
  • AAA: use #4b99ec as the text (7.07:1)
  • AA: or shift the background to #d9d9d9 (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 #125eaf as the background.

Brands using this color

Fonts for this mood

#125eaf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #125eaf
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 #125eaf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/125eaf-9cabc4-df534e-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