Color

#338dd7

#338dd7
hex#338dd7
rgbrgb(51, 141, 215)
hslhsl(207, 67%, 52%)
oklchoklch(0.625 0.14 247.5)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2466

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d77c33

#33d7ce · #333bd7

#d7338d · #8dd733

Split-complementary

Open in tool →

#d7333b · #d7ce33

#ce33d7 · #d77c33 · #3bd733

Contrast

#338dd7 as textRatioAAAA largeAAAFix
Aaon white
3.54:1failpassfail
  • AA: use #267ac0 as the text (4.54:1)
  • AAA: use #1c5a8d as the text (7.25:1)
  • AA: or shift the background to #212121 (4.55:1)
Aaon black
5.93:1passpassfail
  • AAA: use #4c9bdc as the text (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #338dd7 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

#338dd7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #338dd7
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 #338dd7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/338dd7-9cadc4-df4e53-1f212d-e9f1f1?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