Color

#317c50

#317c50
hex#317c50
rgbrgb(49, 124, 80)
hslhsl(145, 43%, 34%)
oklchoklch(0.527 0.102 154.8)
Closest name: Amazon (#387b54)Relative luminance 0.1565

Colors that go with #317c50

Charcoal, Royal Blue 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 →

#7c315d

#387c31 · #317c76

#50317c · #7c5031

Split-complementary

Open in tool →

#76317c · #7c3138

#31387c · #7c315d · #7c7631

Contrast

#317c50 as textRatioAAAA largeAAAFix
Aaon white
5.09:1passpassfail
  • AAA: use #276240 as the text (7.22:1)
Aaon black
4.13:1failpassfail
  • AA: use #348355 as the text (4.52:1)
  • AAA: use #43a86d as the text (7.06:1)
  • AA: or shift the background to #f2f2f2 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #317c50 as the background.

Brands using this color

mcpConnect your agent — build around #317c50
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 #317c50 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/317c50-a2beb1-cc59d4-1f2d2b-eaf1e9?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