Color

#338ec7

#338ec7
hex#338ec7
rgbrgb(51, 142, 199)
hslhsl(203, 59%, 49%)
oklchoklch(0.619 0.121 240.6)
Closest name: steelblue (#4682b4)Relative luminance 0.2417

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c76c33

#33c7b5 · #3344c7

#c7338e · #8ec733

Split-complementary

Open in tool →

#c73344 · #c7b533

#b533c7 · #c76c33 · #44c733

Contrast

#338ec7 as textRatioAAAA largeAAAFix
Aaon white
3.6:1failpassfail
  • AA: use #2d7dae as the text (4.51:1)
  • AAA: use #215d82 as the text (7.11:1)
  • AA: or shift the background to #1f1f1f (4.58:1)
Aaon black
5.83:1passpassfail
  • AAA: use #4d9ed1 as the text (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #338ec7 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

#338ec7 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #338ec7
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 #338ec7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/338ec7-9cb0c4-df4e5d-1f222d-e9f1f0?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