Graphite
Open in tool →A greyscale system with a single amber — the accent does all the work, so allow one per screen.
Color
#fc9803
#fc9803
hex
#fc9803rgb
rgb(252, 152, 3)hsl
hsl(36, 98%, 50%)oklch
oklch(0.767 0.172 64.9)Closest name: darkorange (#ff8c00)Relative luminance 0.4316
Colors that go with #fc9803
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.
Charcoal #36454f
neutralshippedCharcoal is the body-text near-black for #fc9803: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
Cornflower Blue #6495ed
split-complementshippedCornflower Blue is a split-complement of #fc9803: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Deep Sky Blue #00bfff
complementaryshippedDeep Sky Blue sits directly opposite #fc9803 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Champagne #f7e7ce
shipped5 real palettes, including Forest Floor and Woodsmoke put Champagne beside #fc9803, as that palette's text colour.
Crimson #dc143c
shippedCrimson is paired with #fc9803 in 5 real palettes, including Tequila Sunrise and Burger King's brand system, as the lead colour.
Denim #1560bd
shippedDesigners have shipped Denim with #fc9803: 12 real palettes, including Amazon's brand system and Campus, as the accent.
Dodger Blue #1e90ff
shippedDesigners have shipped Dodger Blue with #fc9803: 9 real palettes, including Playground and PostHog's brand system, as the supporting colour.
Real palettes that use #fc9803
Tints & shades
Harmonies
Contrast
| #fc9803 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 #fc9803 as the background.
Brands using this color
Palettes built around it
Mint Modern
Open in tool →Emerald as a primary rather than a success color, anchored by deep teal text — fresh, friendly, and fintech-adjacent.
Campus
Open in tool →Institutional blue with a highlighter-amber accent — trustworthy for parents, lively enough for students.
Learning App
Open in tool →Green, blue and orange at full saturation: the gamified-learning look, where every color is a reward.
Tequila Sunrise
Open in tool →Red through orange to yellow — the poured-drink gradient as flat tokens; use it left-to-right, never all at once.
Fonts for this mood
#fc9803 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #fc9803
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 #fc9803 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/fc9803-c4b99c-62bfcb-2d2d1f-f1eae9?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