Color

#1256af

#1256af
hex#1256af
rgbrgb(18, 86, 175)
hslhsl(214, 81%, 38%)
oklchoklch(0.467 0.156 257.7)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.0988

Tints & shades

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

Harmonies

Complementary

Open in tool →

#af6b12

#12a5af · #1d12af

#af1256 · #56af12

Split-complementary

Open in tool →

#af1d12 · #a5af12

#af12a5 · #af6b12 · #12af1d

Contrast

#1256af as textRatioAAAA largeAAAFix
Aaon white
7.06:1passpasspassPasses AAA — no fix needed.
Aaon black
2.98:1failfailfail
  • AA: use #1872e7 as the text (4.6:1)
  • AAA: use #5999ee as the text (7.22:1)
  • AA: or shift the background to #cfcfcf (4.53:1)
  • AAA: or shift the background to #ffffff (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1256af as the background.

Brands using this color

Fonts for this mood

#1256af reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1256af
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 #1256af and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1256af-9ca9c4-df5a4e-1f1f2d-e9f0f1?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