Color

#308e01

#308e01
hex#308e01
rgbrgb(48, 142, 1)
hslhsl(100, 99%, 28%)
oklchoklch(0.568 0.18 139.3)
Closest name: Emerald (#028f1e)Relative luminance 0.1998

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5f018e

#778e01 · #018e18

#01308e · #8e0130

Split-complementary

Open in tool →

#18018e · #8e0177

#01778e · #5f018e · #8e1801

Contrast

#308e01 as textRatioAAAA largeAAAFix
Aaon white
4.2:1failpassfail
  • AA: use #2c8401 as the text (4.76:1)
  • AAA: use #226501 as the text (7.17:1)
  • AA: or shift the background to #0f0f0f (4.56:1)
Aaon black
5:1passpassfail
  • AAA: use #3aad01 as the text (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #308e01 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

#308e01 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #308e01
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 #308e01 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/308e01-a8bea2-694edf-1f2d21-f0f1e9?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