Color

#658ef6

#658ef6
hex#658ef6
rgbrgb(101, 142, 246)
hslhsl(223, 89%, 68%)
oklchoklch(0.666 0.161 266)
Closest name: cornflowerblue (#6495ed)Relative luminance 0.2877

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f6cd65

#65d7f6 · #8465f6

#f6658e · #8ef665

Split-complementary

Open in tool →

#f68465 · #d7f665

#f665d7 · #f6cd65 · #65f684

Contrast

#658ef6 as textRatioAAAA largeAAAFix
Aaon white
3.11:1failpassfail
  • AA: use #356bf3 as the text (4.62:1)
  • AAA: use #0d48de as the text (7:1)
  • AA: or shift the background to #2b2b2b (4.55:1)
Aaon black
6.75:1passpassfail
  • AAA: use #6e95f7 as the text (7.31:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #658ef6 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

#658ef6 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #658ef6
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 #658ef6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/658ef6-9ca3c4-df704e-211f2d-e9eff1?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