Color

#1f74ea

#1f74ea
hex#1f74ea
rgbrgb(31, 116, 234)
hslhsl(215, 83%, 52%)
oklchoklch(0.578 0.195 258.3)
Closest name: Bluetiful (#3c69e7)Relative luminance 0.1872

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ea961f

#1fd9ea · #301fea

#ea1f74 · #74ea1f

Split-complementary

Open in tool →

#ea301f · #d9ea1f

#ea1fd9 · #ea961f · #1fea30

Contrast

#1f74ea as textRatioAAAA largeAAAFix
Aaon white
4.43:1failpassfail
  • AA: use #1a71ea as the text (4.57:1)
  • AAA: use #1053b1 as the text (7.26:1)
  • AA: or shift the background to #080808 (4.52:1)
Aaon black
4.74:1passpassfail
  • AAA: use #5797ef as the text (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1f74ea as the background.

Brands using this color

Fonts for this mood

#1f74ea reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1f74ea
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 #1f74ea and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1f74ea-9ca8c4-df5d4e-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