# #18e7cf

A color — vivid. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#18e7cf`
- RGB: rgb(24, 231, 207)
- HSL: hsl(173, 81%, 50%)
- OKLCH: oklch(0.834 0.147 181.6)
- Relative luminance: 0.6185
- Nearest named color: Ice Climber (#25e2cd, Δ 1.33) — https://brandsweets.com/colors/ice-climber
- Moods: vivid
- Page: https://brandsweets.com/colors/18e7cf

## Tints & shades

- Tints (toward white): #2fe9d4, #46ecd8, #59eedc, #70f0e1, #87f2e6, #9ef5eb, #b5f7f0, #c8f9f3, #dffcf8, #f6fefd
- Shades (toward black): #16d0ba, #14bda9, #11a695, #109484, #0d7d70, #0b665b, #09534a, #063c36, #042a25, #021211

## Harmonies

- Complementary: #e71830
- Analogous: #18e767, #1898e7
- Triadic: #cf18e7, #e7cf18
- Split-complementary: #e71898, #e76718
- Tetradic: #6718e7, #e71830, #98e718

## Colors that go with #18e7cf

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #18e7cf: softer than #000 and cool enough to feel like part of the same palette. Seen in: Docker (https://brandsweets.com/colors/brands/docker-com), Canopy (https://brandsweets.com/palettes/cool#canopy), UEFA (https://brandsweets.com/colors/brands/uefa-com), Vimeo (https://brandsweets.com/colors/brands/vimeo-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [pool] — Crimson is paired with #18e7cf in 4 real palettes, including Formula 1's brand system and Tiffany & Co.'s brand system, as the supporting colour. Seen in: Formula 1 (https://brandsweets.com/colors/brands/formula1-com), Tiffany & Co. (https://brandsweets.com/colors/brands/tiffany-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Riot Games (https://brandsweets.com/colors/brands/riotgames-com). — https://brandsweets.com/colors/crimson
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #18e7cf: 4 real palettes, including Astro's brand system and Prime Video's brand system, as the supporting colour. Seen in: Astro (https://brandsweets.com/colors/brands/astro-build), Prime Video (https://brandsweets.com/colors/brands/primevideo-com), Remix (https://brandsweets.com/colors/brands/remix-run), Salesforce (https://brandsweets.com/colors/brands/salesforce-com). — https://brandsweets.com/colors/deepskyblue
- **Taupe** #483c32 [pool] — Taupe is paired with #18e7cf in 9 real palettes, including Astro's brand system and Crayon Box, as the text colour against it. Seen in: Astro (https://brandsweets.com/colors/brands/astro-build), Crayon Box (https://brandsweets.com/palettes/playful#crayon-box), Mint Chip (https://brandsweets.com/palettes/light#mint-chip), 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com). — https://brandsweets.com/colors/taupe
- **Light Coral** #f08080 [harmony: complementary] — Light Coral sits directly opposite #18e7cf on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. — https://brandsweets.com/colors/lightcoral
- **Plum** #dda0dd [harmony, pool: triadic] — Plum completes a triad with #18e7cf — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Netlify (https://brandsweets.com/colors/brands/netlify-com), Blossom (https://brandsweets.com/palettes/light#blossom). — https://brandsweets.com/colors/plum
- **Dark Orange** #ff8c00 [harmony, pool: triadic] — Dark Orange completes a triad with #18e7cf — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: PayPal (https://brandsweets.com/colors/brands/paypal-com). — https://brandsweets.com/colors/darkorange
- **Salmon** #fa8072 [harmony: split] — Salmon is a split-complement of #18e7cf: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/salmon

## Contrast (WCAG 2.x, as text)

- On white (#ffffff): 1.57:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #0e8174 (4.76:1); AA: background → #575757 (4.6:1); AAA: text → #0a6157 (7.34:1); AAA: background → #3b3b3b (7.13:1)
- On black (#000000): 13.37:1 — AA pass, AA-large pass, AAA pass

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/18e7cf-a2bebe-d459a3-1f292d-e9f1ec?lock=0&style=vibrant
(Humans lock/regenerate in the tool; the URL is the state — read `lock=` back to see what they kept.)

## Connect an agent

Point any MCP client at the BrandSweets colors endpoint for the same engine:

- Endpoint: https://mcp.brandsweets.com/colors/mcp
- Tools: `analyze_color` (e.g. `analyze_color({ color: "#18e7cf" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.