Color

#1f85ea

#1f85ea
hex#1f85ea
rgbrgb(31, 133, 234)
hslhsl(210, 83%, 52%)
oklchoklch(0.615 0.176 253.1)
Closest name: Azure (#007fff)Relative luminance 0.2301

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ea851f

#1feaea · #1f1fea

#ea1f85 · #85ea1f

Split-complementary

Open in tool →

#ea1f1f · #eaea1f

#ea1fea · #ea851f · #1fea1f

Contrast

#1f85ea as textRatioAAAA largeAAAFix
Aaon white
3.75:1failpassfail
  • AA: use #1475d7 as the text (4.61:1)
  • AAA: use #0f59a3 as the text (7.05:1)
  • AA: or shift the background to #1c1c1c (4.55:1)
Aaon black
5.6:1passpassfail
  • AAA: use #4499ee as the text (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1f85ea as the background.

Brands using this color

Fonts for this mood

#1f85ea reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1f85ea
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 #1f85ea and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1f85ea-9cabc4-df514e-1f202d-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