Color

#335aa3

#335aa3
hex#335aa3
rgbrgb(51, 90, 163)
hslhsl(219, 52%, 42%)
oklchoklch(0.478 0.126 261.7)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.1066

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a37c33

#3392a3 · #4433a3

#a3335a · #5aa333

Split-complementary

Open in tool →

#a34433 · #92a333

#a33392 · #a37c33 · #33a344

Contrast

#335aa3 as textRatioAAAA largeAAAFix
Aaon white
6.7:1passpassfail
  • AAA: use #31569b as the text (7.15:1)
Aaon black
3.13:1failpassfail
  • AA: use #4974c5 as the text (4.59:1)
  • AAA: use #7798d4 as the text (7.23:1)
  • AA: or shift the background to #d4d4d4 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #335aa3 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

#335aa3 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #335aa3
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 #335aa3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/335aa3-9ca5c4-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