Color

#007bff

#007bff
hex#007bff
rgbrgb(0, 123, 255)
hslhsl(211, 100%, 50%)
oklchoklch(0.605 0.217 257.2)
Closest name: Azure (#007fff)Relative luminance 0.2139

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ff8400

#00fbff · #0400ff

#ff007b · #7bff00

Split-complementary

Open in tool →

#ff0400 · #fbff00

#ff00fb · #ff8400 · #00ff04

Contrast

#007bff as textRatioAAAA largeAAAFix
Aaon white
3.98:1failpassfail
  • AA: use #0071eb as the text (4.6:1)
  • AAA: use #0056b3 as the text (7.04:1)
  • AA: or shift the background to #171717 (4.51:1)
Aaon black
5.28:1passpassfail
  • AAA: use #3898ff as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #007bff as the background.

Brands using this color

Fonts for this mood

#007bff reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #007bff
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 #007bff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/007bff-9cabc4-df534e-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