Color

#389bcc

#389bcc
hex#389bcc
rgbrgb(56, 155, 204)
hslhsl(200, 59%, 51%)
oklchoklch(0.654 0.116 234.3)
Closest name: Blue Burst (#309cd0)Relative luminance 0.2864

Colors that go with #389bcc

Charcoal, Tomato 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.

Real palettes that use #389bcc

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cc6938

#38ccb3 · #3851cc

#cc389b · #9bcc38

Split-complementary

Open in tool →

#cc3851 · #ccb338

#b338cc · #cc6938 · #51cc38

Contrast

#389bcc as textRatioAAAA largeAAAFix
Aaon white
3.12:1failpassfail
  • AA: use #2b7da6 as the text (4.58:1)
  • AAA: use #205f7e as the text (7:1)
  • AA: or shift the background to #2b2b2b (4.54:1)
Aaon black
6.73:1passpassfail
  • AAA: use #409fce as the text (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #389bcc 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

#389bcc reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #389bcc
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 #389bcc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/389bcc-9cb2c4-df4e64-1f232d-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