Color
#efcb48
#efcb48rgb(239, 203, 72)hsl(47, 84%, 61%)oklch(0.85 0.15 93.3)Colors that go with #efcb48
Charcoal, Cornflower Blue and Crimson 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 #efcb48 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Crimson #dc143c
shippedCrimson is paired with #efcb48 in 6 real palettes, including Diner and Tabloid, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Deep Sky Blue #00bfff
split-complementshippedDeep Sky Blue is a split-complement of #efcb48: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Denim #1560bd
shippedDenim is paired with #efcb48 in 5 real palettes, including Warner Bros.'s brand system and Wikipedia's brand system, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Sage Green #9caf88
shippedSage Green is paired with #efcb48 in 4 real palettes, including Polaroid and Chalkboard, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Slate Gray #708090
shippedSlate Gray is paired with #efcb48 in 6 real palettes, including Noir Beauty and Kiln, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Steel Blue #4682b4
shippedSteel Blue is paired with #efcb48 in 4 real palettes, including Lemon Squeezy's brand system and Beach Hut, as the accent — a combination designers have actually shipped, not a computed rotation.
Real palettes that use #efcb48
Tints & shades
Harmonies
Contrast
| #efcb48 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 1.58:1 | fail | fail | fail | |
Aaon black | 13.31:1 | 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 #efcb48 as the background.
Brands using this color
Fonts for this mood
#efcb48 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:
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 #efcb48 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/efcb48-c4c09c-62abcb-2a2d1f-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