Color

#426cd7

#426cd7
hex#426cd7
rgbrgb(66, 108, 215)
hslhsl(223, 65%, 55%)
oklchoklch(0.559 0.171 265.2)
Closest name: royalblue (#4169e1)Relative luminance 0.1679

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d7ad42

#42b7d7 · #6242d7

#d7426c · #6cd742

Split-complementary

Open in tool →

#d76242 · #b7d742

#d742b7 · #d7ad42 · #42d762

Contrast

#426cd7 as textRatioAAAA largeAAAFix
Aaon white
4.82:1passpassfail
  • AAA: use #2751b9 as the text (7.09:1)
Aaon black
4.36:1failpassfail
  • AA: use #466fd8 as the text (4.53:1)
  • AAA: use #7493e2 as the text (7.01:1)
  • AA: or shift the background to #fafafa (4.62:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #426cd7 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

#426cd7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #426cd7
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 #426cd7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/426cd7-9ca3c4-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