# #13fbe4

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

## Values

- Hex: `#13fbe4`
- RGB: rgb(19, 251, 228)
- HSL: hsl(174, 97%, 53%)
- OKLCH: oklch(0.888 0.156 183.1)
- Relative luminance: 0.7473
- Nearest named color: Arctic Water (#00fcfc, Δ 3.292) — https://brandsweets.com/colors/arctic-water
- Moods: vivid
- Page: https://brandsweets.com/colors/13fbe4

## Tints & shades

- Tints (toward white): #2cfce7, #40fce9, #59fcec, #6dfdee, #86fdf1, #9bfdf4, #b4fef6, #c8fef9, #e1fffc, #f5fffe
- Shades (toward black): #04f1d9, #03d8c3, #03bfac, #03a695, #029283, #02796d, #015f56, #01463f, #012d29, #001412

## Harmonies

- Complementary: #fb132a
- Analogous: #13fb70, #139efb
- Triadic: #e413fb, #fbe413
- Split-complementary: #fb139e, #fb7013
- Tetradic: #7013fb, #fb132a, #9efb13

## Colors that go with #13fbe4

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 #13fbe4: softer than #000 and cool enough to feel like part of the same palette. Seen in: UEFA (https://brandsweets.com/colors/brands/uefa-com), Canopy (https://brandsweets.com/palettes/cool#canopy), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember). — https://brandsweets.com/colors/charcoal
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #13fbe4: 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), Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Remix (https://brandsweets.com/colors/brands/remix-run). — https://brandsweets.com/colors/deepskyblue
- **Light Coral** #f08080 [harmony: complementary] — Light Coral sits directly opposite #13fbe4 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
- **Crimson** #dc143c [pool] — Crimson is paired with #13fbe4 in 3 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). — https://brandsweets.com/colors/crimson
- **Plum** #dda0dd [harmony, pool: triadic] — Plum completes a triad with #13fbe4 — 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). — https://brandsweets.com/colors/plum
- **Salmon** #fa8072 [harmony: split] — Salmon is a split-complement of #13fbe4: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/salmon
- **Violet** #ee82ee [harmony: split] — Violet is a split-complement of #13fbe4: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/violet
- **Emerald Green** #50c878 [harmony, pool: analogous] — Emerald Green is #13fbe4's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Supabase (https://brandsweets.com/colors/brands/supabase). — https://brandsweets.com/colors/emerald-green

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

- On white (#ffffff): 1.32:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #028376 (4.66:1); AA: background → #636363 (4.56:1); AAA: text → #02645b (7.06:1); AAA: background → #474747 (7.06:1)
- On black (#000000): 15.95:1 — 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/13fbe4-a2bebe-d459a1-1f292d-e9f1ed?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: "#13fbe4" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.