Color

#658fdc

#658fdc
hex#658fdc
rgbrgb(101, 143, 220)
hslhsl(219, 63%, 63%)
oklchoklch(0.653 0.125 261.8)
Closest name: cornflowerblue (#6495ed)Relative luminance 0.2758

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dcb265

#65cadc · #7765dc

#dc658f · #8fdc65

Split-complementary

Open in tool →

#dc7765 · #cadc65

#dc65ca · #dcb265 · #65dc77

Contrast

#658fdc as textRatioAAAA largeAAAFix
Aaon white
3.22:1failpassfail
  • AA: use #3c70d3 as the text (4.72:1)
  • AAA: use #2755aa as the text (7.08:1)
  • AA: or shift the background to #292929 (4.51:1)
Aaon black
6.52:1passpassfail
  • AAA: use #6e95de as the text (7.02:1)

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

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

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

tool url/palettes/new/658fdc-9ca5c4-df664e-211f2d-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