Color
#307340
#307340rgb(48, 115, 64)hsl(134, 41%, 32%)oklch(0.499 0.105 149)Colors that go with #307340
Charcoal, Royal Blue and Rust 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.
Charcoal #36454f
neutralshippedCharcoal is the body-text near-black for #307340: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
Royal Blue #4169e1
triadicshippedRoyal Blue completes a triad with #307340 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Rust #b7410e
triadicshippedRust completes a triad with #307340 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Blue #0000ff
shipped4 real palettes, including Warp's brand system and Kia's brand system put Blue beside #307340, as the supporting colour.
Copper #b87333
shippedDesigners have shipped Copper with #307340: 4 real palettes, including Clay & Linen and Wellness, as the lead colour.
Crimson #dc143c
shippedCrimson is paired with #307340 in 6 real palettes, including Coinbase's brand system and Five Guys's brand system.
Denim #1560bd
shippedDesigners have shipped Denim with #307340: 5 real palettes, including Intel's brand system and Jack Daniel's's brand system, as the supporting colour.
Sage Green #9caf88
shippedDesigners have shipped Sage Green with #307340: 7 real palettes, including Pine & Birch and Olive Grove, as the supporting colour.
Real palettes that use #307340
Tints & shades
Harmonies
Contrast
| #307340 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 5.75:1 | pass | pass | fail |
|
Aaon black | 3.65:1 | fail | pass | fail |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #307340 as the background.
Brands using this color
No public brand in the corpus uses this exact color yet. Extract a brand to add one.
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.
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
›analyze #307340 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/307340-a2beac-b559d4-1f2d29-ebf1e9?lock=0&style=vibrantWant the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.
Machine-readable: color.md