Crayon Box
Open in tool →Red, teal and yellow at crayon saturation — joyful, but on white with black type so it stays readable for grown-ups.
Color
#01cbc4
#01cbc4
hex
#01cbc4rgb
rgb(1, 203, 196)hsl
hsl(178, 99%, 40%)oklch
oklch(0.76 0.131 190.4)Closest name: darkturquoise (#00ced1)Relative luminance 0.467
Colors that go with #01cbc4
Charcoal, Dodger Blue and Royal 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 text near-black for #01cbc4: softer than #000 and cool enough to feel like part of the same palette.
Dodger Blue #1e90ff
shippedDesigners have shipped Dodger Blue with #01cbc4: 4 real palettes, including Unity's brand system and Patreon's brand system, as the lead colour.
Royal Blue #4169e1
shippedRoyal Blue is paired with #01cbc4 in 4 real palettes, including Khan Academy's brand system and Docker's brand system, as the accent.
Steel Blue #4682b4
shippedDesigners have shipped Steel Blue with #01cbc4: 4 real palettes, including Deep Water and Ford's brand system, as the supporting colour.
Taupe #483c32
shippedTaupe is paired with #01cbc4 in 12 real palettes, including Crayon Box and Resort, as the text colour against it.
Tomato #ff6347
shipped4 real palettes, including Crayon Box and Fresh Juice put Tomato beside #01cbc4, as the lead colour.
Wheat #f5deb3
shippedDesigners have shipped Wheat with #01cbc4: 4 real palettes, including Resort and Oatly's brand system, as the accent.
Light Coral #f08080
complementaryLight Coral sits directly opposite #01cbc4 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Real palettes that use #01cbc4
Tints & shades
Harmonies
Contrast
| #01cbc4 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 2.03:1 | fail | fail | fail | |
Aaon black | 10.34:1 | 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 #01cbc4 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
mcpConnect your agent — build around #01cbc4
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 #01cbc4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/01cbc4-a2bcbe-d45999-1f282d-e9f1ed?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