Color

#1978d2

#1978d2
hex#1978d2
rgbrgb(25, 120, 210)
hslhsl(209, 79%, 46%)
oklchoklch(0.569 0.161 252.5)
Closest name: Haddock’s Sweater (#277aba)Relative luminance 0.1829

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d27219

#19d2cf · #191cd2

#d21978 · #78d219

Split-complementary

Open in tool →

#d2191c · #d2cf19

#cf19d2 · #d27219 · #1cd219

Contrast

#1978d2 as textRatioAAAA largeAAAFix
Aaon white
4.51:1passpassfail
  • AAA: use #12599b as the text (7.17:1)
Aaon black
4.66:1passpassfail
  • AAA: use #489cea as the text (7.22:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1978d2 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

#1978d2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1978d2
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 #1978d2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1978d2-9cacc4-df4e4e-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