Color

#1da5a2

#1da5a2
hex#1da5a2
rgbrgb(29, 165, 162)
hslhsl(179, 70%, 38%)
oklchoklch(0.655 0.107 192.5)
Closest name: Baltic (#279d9f)Relative luminance 0.2978

Colors that go with #1da5a2

Charcoal, Copper and Crimson 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 #1da5a2

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a51d1f

#1da55f · #1d63a5

#a21da5 · #a5a21d

Split-complementary

Open in tool →

#a51d63 · #a55f1d

#5f1da5 · #a51d1f · #63a51d

Contrast

#1da5a2 as textRatioAAAA largeAAAFix
Aaon white
3.02:1failpassfail
  • AA: use #178280 as the text (4.62:1)
  • AAA: use #115f5e as the text (7.44:1)
  • AA: or shift the background to #2b2b2b (4.69:1)
Aaon black
6.96:1passpassfail
  • AAA: use #1ea9a7 as the text (7.29:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1da5a2 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #1da5a2
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 #1da5a2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1da5a2-a2bbbe-d45996-1f272d-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