Color

#1f70b2

#1f70b2
hex#1f70b2
rgbrgb(31, 112, 178)
hslhsl(207, 70%, 41%)
oklchoklch(0.531 0.128 248.2)
Closest name: Brilliant Blue (#0075b3)Relative luminance 0.1509

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b2611f

#1fb2aa · #1f27b2

#b21f70 · #70b21f

Split-complementary

Open in tool →

#b21f27 · #b2aa1f

#aa1fb2 · #b2611f · #27b21f

Contrast

#1f70b2 as textRatioAAAA largeAAAFix
Aaon white
5.23:1passpassfail
  • AAA: use #195a8f as the text (7.24:1)
Aaon black
4.02:1failpassfail
  • AA: use #2278bf as the text (4.51:1)
  • AAA: use #499bdf as the text (7.04:1)
  • AA: or shift the background to #f0f0f0 (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1f70b2 as the background.

Brands using this color

Fonts for this mood

#1f70b2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1f70b2
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 #1f70b2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1f70b2-9cadc4-df4e53-1f212d-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