Color

#438ba8

#438ba8
hex#438ba8
rgbrgb(67, 139, 168)
hslhsl(197, 43%, 46%)
oklchoklch(0.602 0.084 227.1)
Closest name: Blue Moon (#3992a8)Relative luminance 0.2249

Colors that go with #438ba8

Charcoal, Copper and Amber lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a85f43

#43a892 · #4359a8

#a8438b · #8ba843

Split-complementary

Open in tool →

#a84359 · #a89243

#9243a8 · #a85f43 · #59a843

Contrast

#438ba8 as textRatioAAAA largeAAAFix
Aaon white
3.82:1failpassfail
  • AA: use #3c7c96 as the text (4.65:1)
  • AAA: use #2d5e71 as the text (7.12:1)
  • AA: or shift the background to #1a1a1a (4.56:1)
Aaon black
5.5:1passpassfail
  • AAA: use #57a0bc as the text (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #438ba8 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

#438ba8 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #438ba8
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #438ba8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/438ba8-9cb4c4-df4e6b-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