Color
#40d4b4
#40d4b4rgb(64, 212, 180)hsl(167, 63%, 54%)oklch(0.785 0.132 175)Colors that go with #40d4b4
Charcoal, 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.
Charcoal #36454f
neutralshippedCharcoal is the text near-black for #40d4b4: softer than #000 and cool enough to feel like part of the same palette.
Blue #0000ff
shipped4 real palettes, including Canva's brand system and Unity's brand system put Blue beside #40d4b4, as the accent.
Crimson #dc143c
shippedCrimson is paired with #40d4b4 in 5 real palettes, including Tiffany & Co.'s brand system and Formula 1's brand system, as the supporting colour.
Dark Orange #ff8c00
triadicshippedDark Orange completes a triad with #40d4b4 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Deep Sky Blue #00bfff
shippedDesigners have shipped Deep Sky Blue with #40d4b4: 4 real palettes, including Astro's brand system and Prime Video's brand system, as the supporting colour.
Mustard Yellow #ffdb58
shipped4 real palettes, including Fresh Juice and Crayon Box put Mustard Yellow beside #40d4b4, as the supporting colour.
Taupe #483c32
shippedTaupe is paired with #40d4b4 in 20 real palettes, including Crayon Box and Mint Chip, as the text colour against it.
Wheat #f5deb3
shippedDesigners have shipped Wheat with #40d4b4: 5 real palettes, including Mint Chip and Resort, as the accent.
Real palettes that use #40d4b4
Tints & shades
Harmonies
Contrast
| #40d4b4 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 1.86:1 | fail | fail | fail | |
Aaon black | 11.29:1 | 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 #40d4b4 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 #40d4b4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/40d4b4-a2bebb-d459af-1f2a2d-e9f1ec?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