Color

#1b6963

#1b6963
hex#1b6963
rgbrgb(27, 105, 99)
hslhsl(175, 59%, 26%)
oklchoklch(0.474 0.074 187.4)
Closest name: Aqua Obscura (#05696b)Relative luminance 0.1124

Tints & shades

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

Harmonies

Complementary

Open in tool →

#691b22

#1b693c · #1b4969

#631b69 · #69631b

Split-complementary

Open in tool →

#691b49 · #693c1b

#3c1b69 · #691b22 · #49691b

Contrast

#1b6963 as textRatioAAAA largeAAAFix
Aaon white
6.47:1passpassfail
  • AAA: use #19615b as the text (7.24:1)
Aaon black
3.25:1failpassfail
  • AA: use #21827a as the text (4.54:1)
  • AAA: use #2ba69c as the text (7.04:1)
  • AA: or shift the background to #d9d9d9 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1b6963 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

#1b6963 reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1b6963
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 #1b6963 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1b6963-a2bdbe-d4599f-1f282d-e9f1ed?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