Color
#c5c520
#c5c520rgb(197, 197, 32)hsl(60, 72%, 45%)oklch(0.798 0.167 109.7)Colors that go with #c5c520
Charcoal, Deep Sky Blue and Lilac 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 #c5c520: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
Deep Sky Blue #00bfff
split-complementshippedDeep Sky Blue is a split-complement of #c5c520: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Lilac #c8a2c8
complementaryshippedLilac sits directly opposite #c5c520 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 Binance's brand system and Minecraft's brand system put Blue beside #c5c520, as the accent.
Cornflower Blue #6495ed
shippedDesigners have shipped Cornflower Blue with #c5c520: 5 real palettes, including Ahrefs's brand system and Blueprint, as the accent.
Crimson #dc143c
shippedCrimson is paired with #c5c520 in 7 real palettes, including Tabloid and McDonald's's brand system, as the lead colour.
Dark Olive Green #556b2f
shippedDark Olive Green shows up next to #c5c520 in 4 real palettes, including Farmers Market and Miro's brand system, as the supporting colour.
Denim #1560bd
shippedDesigners have shipped Denim with #c5c520: 10 real palettes, including Wikipedia's brand system and Walmart's brand system, as the supporting colour.
Real palettes that use #c5c520
Tints & shades
Harmonies
Contrast
| #c5c520 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 1.85:1 | fail | fail | fail | |
Aaon black | 11.38:1 | 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 #c5c520 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 #c5c520 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/c5c520-bbbea2-4e94df-272d1f-f1ede9?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