Color

#1d689a

#1d689a
hex#1d689a
rgbrgb(29, 104, 154)
hslhsl(204, 68%, 36%)
oklchoklch(0.497 0.107 243.1)
Closest name: Chill of the Night (#256d8d)Relative luminance 0.1249

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9a4f1d

#1d9a8e · #1d2a9a

#9a1d68 · #689a1d

Split-complementary

Open in tool →

#9a1d2a · #9a8e1d

#8e1d9a · #9a4f1d · #2a9a1d

Contrast

#1d689a as textRatioAAAA largeAAAFix
Aaon white
6:1passpassfail
  • AAA: use #1a5d89 as the text (7.07:1)
Aaon black
3.5:1failpassfail
  • AA: use #227ab4 as the text (4.51:1)
  • AAA: use #439edb as the text (7.15:1)
  • AA: or shift the background to #e0e0e0 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1d689a 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

#1d689a reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1d689a
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 #1d689a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1d689a-9cafc4-df4e5a-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