Color
#65c378
#65c378rgb(101, 195, 120)hsl(132, 44%, 58%)oklch(0.74 0.14 148.7)Colors that go with #65c378
Charcoal, Blue and Dark Olive Green 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 #65c378: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
Blue #0000ff
shipped4 real palettes, including Unity's brand system and Minecraft's brand system put Blue beside #65c378, as the supporting colour.
Dark Olive Green #556b2f
shippedDark Olive Green shows up next to #65c378 in 4 real palettes, including Undergrowth and Forest Floor, as the supporting colour.
Dark Salmon #e9967a
triadicshippedDark Salmon completes a triad with #65c378 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Mustard Yellow #ffdb58
shipped4 real palettes, including Meadow and Citrus Grove put Mustard Yellow beside #65c378, as the supporting colour.
Royal Blue #4169e1
shippedRoyal Blue is paired with #65c378 in 5 real palettes, including Docker's brand system and Khan Academy's brand system, as the supporting colour.
Taupe #483c32
shippedTaupe is paired with #65c378 in 18 real palettes, including Chime's brand system and Meadow, as the lead colour.
Violet #ee82ee
complementaryViolet sits directly opposite #65c378 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Real palettes that use #65c378
Tints & shades
Harmonies
Contrast
| #65c378 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 2.18:1 | fail | fail | fail | |
Aaon black | 9.63:1 | pass | pass | pass | Passes AAA — no fix needed. |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #65c378 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 #65c378 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/65c378-a2beab-b64edf-1f2d28-ecf1e9?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