Color

#257e68

#257e68
hex#257e68
rgbrgb(37, 126, 104)
hslhsl(165, 55%, 32%)
oklchoklch(0.535 0.09 172.8)
Closest name: Emperor Jade (#007b75)Relative luminance 0.1631

Colors that go with #257e68

Charcoal, Crimson and Medium Violet Red 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 →

#7e253b

#257e3b · #25687e

#68257e · #7e6825

Split-complementary

Open in tool →

#7e2568 · #7e3b25

#3b257e · #7e253b · #687e25

Contrast

#257e68 as textRatioAAAA largeAAAFix
Aaon white
4.93:1passpassfail
  • AAA: use #1d6351 as the text (7.1:1)
Aaon black
4.26:1failpassfail
  • AA: use #27866f as the text (4.73:1)
  • AAA: use #31aa8c as the text (7.26:1)
  • AA: or shift the background to #f5f5f5 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #257e68 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 #257e68
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 #257e68 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/257e68-a2beba-d459b3-1f2b2d-e9f1eb?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