# #01fee9

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

## Values

- Hex: `#01fee9`
- RGB: rgb(1, 254, 233)
- HSL: hsl(175, 99%, 50%)
- OKLCH: oklch(0.896 0.158 184.3)
- Relative luminance: 0.7677
- Nearest named color: Arctic Water (#00fcfc, Δ 2.899) — https://brandsweets.com/colors/arctic-water
- Moods: vivid
- Page: https://brandsweets.com/colors/01fee9

## Tints & shades

- Tints (toward white): #1bfeeb, #34feed, #48feef, #62fef1, #7bfef3, #94fef6, #aefff8, #c2fffa, #dbfffc, #f5fffe
- Shades (toward black): #01e4d1, #01d0bf, #01b7a8, #01a295, #01897e, #017066, #005b54, #00423c, #002e2a, #001413

## Harmonies

- Complementary: #fe0116
- Analogous: #01fe6a, #0195fe
- Triadic: #e901fe, #fee901
- Split-complementary: #fe0195, #fe6a01
- Tetradic: #6a01fe, #fe0116, #95fe01

## Colors that go with #01fee9

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 #01fee9: softer than #000 and cool enough to feel like part of the same palette. Seen in: UEFA (https://brandsweets.com/colors/brands/uefa-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Canopy (https://brandsweets.com/palettes/cool#canopy). — https://brandsweets.com/colors/charcoal
- **Light Coral** #f08080 [harmony: complementary] — Light Coral sits directly opposite #01fee9 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 #01fee9 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
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #01fee9: 3 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). — https://brandsweets.com/colors/deepskyblue
- **Plum** #dda0dd [harmony, pool: triadic] — Plum completes a triad with #01fee9 — 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 #01fee9: 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 #01fee9: 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 #01fee9'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): 1.28:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #018479 (4.59:1); AA: background → #636363 (4.68:1); AAA: text → #006058 (7.46:1); AAA: background → #474747 (7.24:1)
- On black (#000000): 16.35:1 — 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/01fee9-a2bdbe-d4599f-1f282d-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: "#01fee9" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.