brandsweets

Color

#307e4e

#307e4e
hex#307e4e
rgbrgb(48, 126, 78)
hslhsl(143, 45%, 34%)
oklchoklch(0.532 0.108 153.5)
Closest name: Bold Irish (#2a814d)Relative luminance 0.161
Open in palette toolCheck contrast

Tints & shades

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

Harmonies

Complementary

Open in tool →
307e4e7e3060

#7e3060

Analogous

Open in tool →
307e4e397e30307e75

#397e30 · #307e75

Triadic

Open in tool →
307e4e4e307e7e4e30

#4e307e · #7e4e30

Split-complementary

Open in tool →
307e4e75307e7e3039

#75307e · #7e3039

Tetradic

Open in tool →
307e4e30397e7e30607e7530

#30397e · #7e3060 · #7e7530

Contrast

#307e4e as textRatioAAAA largeAAAFix
Aaon white
4.98:1passpassfail
  • AAA: use #26643e as the text (7.06:1)
Aaon black
4.22:1failpassfail
  • AA: use #328552 as the text (4.61:1)
  • AAA: use #41aa69 as the text (7.18:1)
  • AA: or shift the background to #f5f5f5 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #307e4e as the background.

Brands using this color

mcpConnect your agent — build around #307e4e
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 #307e4e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/307e4e-a2beb0-c859d4-1f2d2b-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