Color

#337e99

#337e99
hex#337e99
rgbrgb(51, 126, 153)
hslhsl(196, 50%, 40%)
oklchoklch(0.558 0.084 225.2)
Closest name: Cry Me a River (#427898)Relative luminance 0.1793

Tints & shades

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

Harmonies

Complementary

Open in tool →

#994e33

#339981 · #334b99

#99337e · #7e9933

Split-complementary

Open in tool →

#99334b · #998133

#813399 · #994e33 · #4b9933

Contrast

#337e99 as textRatioAAAA largeAAAFix
Aaon white
4.58:1passpassfail
  • AAA: use #265e73 as the text (7.16:1)
Aaon black
4.59:1passpassfail
  • AAA: use #47a1c2 as the text (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #337e99 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#337e99 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #337e99
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 #337e99 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/337e99-9cb5c4-df4e6e-1f232d-e9f1ef?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