# #9efff5

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

## Values

- Hex: `#9efff5`
- RGB: rgb(158, 255, 245)
- HSL: hsl(174, 100%, 81%)
- OKLCH: oklch(0.937 0.093 187.4)
- Relative luminance: 0.8538
- Nearest named color: Blister Pearl (#aaffee, Δ 1.37) — https://brandsweets.com/colors/blister-pearl
- Moods: vivid, light, clean
- Page: https://brandsweets.com/colors/9efff5

## Tints & shades

- Tints (toward white): #a8fff6, #adfff7, #b8fff8, #c2fff9, #ccfffa, #d1fffa, #dbfffb, #e5fffc, #ebfffd, #f5fffe
- Shades (toward black): #75fff1, #52ffee, #29ffea, #00ffe5, #00dbc5, #00b3a1, #008a7c, #006157, #003d37, #001412

## Harmonies

- Complementary: #ff9ea8
- Analogous: #9effc5, #9ed8ff
- Triadic: #f59eff, #fff59e
- Split-complementary: #ff9ed8, #ffc59e
- Tetradic: #c59eff, #ff9ea8, #d8ff9e

## Colors that go with #9efff5

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 #9efff5: softer than #000 and cool enough to feel like part of the same palette. Seen in: Sweetgreen (https://brandsweets.com/colors/brands/sweetgreen-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), Canopy (https://brandsweets.com/palettes/cool#canopy). — https://brandsweets.com/colors/charcoal
- **Dark Orange** #ff8c00 [harmony, pool: triadic] — Dark Orange completes a triad with #9efff5 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Playground (https://brandsweets.com/palettes/bold#playground), Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Burger King (https://brandsweets.com/colors/brands/bk-com). — https://brandsweets.com/colors/darkorange
- **Deep Sky Blue** #00bfff [harmony, pool: analogous] — Deep Sky Blue is #9efff5's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Deep Water (https://brandsweets.com/palettes/dark#deep-water), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Astro (https://brandsweets.com/colors/brands/astro-build), Calendly (https://brandsweets.com/colors/brands/calendly-com). — https://brandsweets.com/colors/deepskyblue
- **Emerald Green** #50c878 [harmony, pool: analogous] — Emerald Green is #9efff5's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Supabase (https://brandsweets.com/colors/brands/supabase), Meadow (https://brandsweets.com/palettes/light#meadow), Playground (https://brandsweets.com/palettes/bold#playground). — https://brandsweets.com/colors/emerald-green
- **Light Coral** #f08080 [harmony, pool: complementary] — Light Coral sits directly opposite #9efff5 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Meadow (https://brandsweets.com/palettes/light#meadow), Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Blush (https://brandsweets.com/palettes/light#blush), Sentry (https://brandsweets.com/colors/brands/sentry-io). — https://brandsweets.com/colors/lightcoral
- **Amber** #ffbf00 [pool] — Amber is paired with #9efff5 in 21 real palettes, including Blueprint and Trailhead, as the accent. Seen in: Blueprint (https://brandsweets.com/palettes/technical#blueprint), Trailhead (https://brandsweets.com/palettes/warm#trailhead), Ember (https://brandsweets.com/palettes/bold#ember), Beach Hut (https://brandsweets.com/palettes/light#beach-hut). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 47 real palettes, including Dropbox's brand system and Alaska Airlines's brand system put Blue beside #9efff5, as the accent. Seen in: Dropbox (https://brandsweets.com/colors/brands/dropbox-com), Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com), Cargo (https://brandsweets.com/colors/brands/cargo-site), Binance (https://brandsweets.com/colors/brands/binance-com). — https://brandsweets.com/colors/blue
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #9efff5 in 12 real palettes, including Gemstone and ClickUp's brand system, as the supporting colour. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone), ClickUp (https://brandsweets.com/colors/brands/clickup-com), Fly.io (https://brandsweets.com/colors/brands/fly-io), Prepare your taste buds... (https://brandsweets.com/colors/brands/grubhub-com). — https://brandsweets.com/colors/blueviolet

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

- On white (#ffffff): 1.16:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #008577 (4.54:1); AA: background → #6b6b6b (4.59:1); AAA: text → #006157 (7.37:1); AAA: background → #4f4f4f (7.05:1)
- On black (#000000): 18.08:1 — AA pass, AA-large pass, AAA pass

## Fonts for this mood

- clean: https://brandsweets.com/fonts/mood/clean

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/9efff5-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: "#9efff5" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.