Tabloid
Open in tool →Red, black and yellow on white is the loudest three-color system in print — use it when headlines are the product.
Color
#f4cf01
#f4cf01
hex
#f4cf01rgb
rgb(244, 207, 1)hsl
hsl(51, 99%, 48%)oklch
oklch(0.86 0.177 95.9)Closest name: Aurora (#ebd147)Relative luminance 0.6386
Colors that go with #f4cf01
Charcoal, Cornflower Blue and Deep Sky Blue 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.
Cornflower Blue #6495ed
complementaryshippedCornflower Blue sits directly opposite #f4cf01 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Deep Sky Blue #00bfff
split-complementshippedDeep Sky Blue is a split-complement of #f4cf01: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Crimson #dc143c
shippedCrimson is paired with #f4cf01 in 5 real palettes, including Tabloid and Lay's's brand system, as the lead colour.
Denim #1560bd
shippedDesigners have shipped Denim with #f4cf01: 7 real palettes, including Walmart's brand system and Warner Bros.'s brand system, as the lead colour.
Dodger Blue #1e90ff
shippedDesigners have shipped Dodger Blue with #f4cf01: 4 real palettes, including Miro's brand system and Heatwave, as the accent.
Red #ff0000
shippedRed is paired with #f4cf01 in 4 real palettes, including Paddle's brand system and Phantom: The money app that'll take you placesLogo PhantomLogo PhantomLogo Phantom's brand system, as the supporting colour.
Steel Blue #4682b4
shippedDesigners have shipped Steel Blue with #f4cf01: 4 real palettes, including Lemon Squeezy's brand system and Wired's brand system, as the accent.
Real palettes that use #f4cf01
Tints & shades
Harmonies
Contrast
| #f4cf01 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 1.52:1 | fail | fail | fail | |
Aaon black | 13.77:1 | 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 #f4cf01 as the background.
Brands using this color
No public brand in the corpus uses this exact color yet. Extract a brand to add one.
Palettes built around it
Garnet
Open in tool →Garnet, carnelian and citrine on a wine-black — the warm jewel set for spirits, theatre and jewellery itself.
Fonts for this mood
#f4cf01 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #f4cf01
live endpointPoint 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.
endpoint
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt
›analyze #f4cf01 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/f4cf01-c4c29c-4eaadf-292d1f-f1ece9?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