Color

#354cd0

#354cd0
hex#354cd0
rgbrgb(53, 76, 208)
hslhsl(231, 62%, 51%)
oklchoklch(0.486 0.204 269.4)
Closest name: Denim (#2243b6)Relative luminance 0.1048

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d0b835

#3599d0 · #6b35d0

#d0354c · #4cd035

Split-complementary

Open in tool →

#d06b35 · #99d035

#d03599 · #d0b835 · #35d06b

Contrast

#354cd0 as textRatioAAAA largeAAAFix
Aaon white
6.78:1passpassfail
  • AAA: use #3048cf as the text (7.11:1)
Aaon black
3.1:1failpassfail
  • AA: use #5a6dd8 as the text (4.61:1)
  • AAA: use #8391e2 as the text (7.11:1)
  • AA: or shift the background to #d4d4d4 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #354cd0 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

#354cd0 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #354cd0
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 #354cd0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/354cd0-9c9ec4-df834e-231f2d-e9eef1?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