Color
#307345
#307345rgb(48, 115, 69)hsl(139, 41%, 32%)oklch(0.5 0.1 151.4)Colors that go with #307345
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 text near-black for #307345: softer than #000 and cool enough to feel like part of the same palette.
Royal Blue #4169e1
triadicshippedRoyal Blue completes a triad with #307345 — 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 #307345 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Medium Violet Red #c71585
complementaryshippedMedium Violet Red sits directly opposite #307345 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Blue #0000ff
shipped4 real palettes, including Warp's brand system and Kia's brand system put Blue beside #307345, as the supporting colour.
Copper #b87333
shippedDesigners have shipped Copper with #307345: 4 real palettes, including Clay & Linen and Riverbed, as the lead colour.
Crimson #dc143c
shippedCrimson is paired with #307345 in 6 real palettes, including Coinbase's brand system and Five Guys's brand system.
Denim #1560bd
shippedDesigners have shipped Denim with #307345: 6 real palettes, including Intel's brand system and Jack Daniel's's brand system, as the supporting colour.
Real palettes that use #307345
Tints & shades
Harmonies
Contrast
| #307345 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 5.73:1 | pass | pass | fail |
|
Aaon black | 3.66:1 | 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 #307345 as the background.
Brands using this color
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 #307345 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/307345-a2beae-c059d4-1f2d2a-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