Color

#1f56a8

#1f56a8
hex#1f56a8
rgbrgb(31, 86, 168)
hslhsl(216, 69%, 39%)
oklchoklch(0.465 0.144 258.7)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.0977

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a8711f

#1f9aa8 · #2d1fa8

#a81f56 · #56a81f

Split-complementary

Open in tool →

#a82d1f · #9aa81f

#a81f9a · #a8711f · #1fa82d

Contrast

#1f56a8 as textRatioAAAA largeAAAFix
Aaon white
7.11:1passpasspassPasses AAA — no fix needed.
Aaon black
2.95:1failfailfail
  • AA: use #3074d9 as the text (4.63:1)
  • AAA: use #6497e3 as the text (7.08:1)
  • AA: or shift the background to #cfcfcf (4.56:1)
  • AAA: or shift the background to #ffffff (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1f56a8 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

#1f56a8 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1f56a8
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 #1f56a8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1f56a8-9ca7c4-df5f4e-201f2d-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