# #99ebf4

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

## Values

- Hex: `#99ebf4`
- RGB: rgb(153, 235, 244)
- HSL: hsl(186, 81%, 78%)
- OKLCH: oklch(0.891 0.081 204.6)
- Relative luminance: 0.7272
- Nearest named color: Alpine Expedition (#99eeff, Δ 1.514) — https://brandsweets.com/colors/alpine-expedition
- Moods: cool, vivid, light, technical, modern, clean
- Page: https://brandsweets.com/colors/99ebf4

## Tints & shades

- Tints (toward white): #a3edf5, #aceff6, #b5f1f7, #bef2f8, #c8f4f9, #d1f6fa, #daf8fb, #e3fafc, #edfbfd, #f6fdfe
- Shades (toward black): #79e5f1, #54deed, #34d8ea, #17cade, #14acbd, #108f9d, #0d6d78, #095058, #052e33, #021112

## Harmonies

- Complementary: #f4a399
- Analogous: #99f4d0, #99bef4
- Triadic: #f499eb, #ebf499
- Split-complementary: #f499be, #f4d099
- Tetradic: #d099f4, #f4a399, #bef499

## Colors that go with #99ebf4

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 #99ebf4: softer than #000 and cool enough to feel like part of the same palette. Seen in: Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Boeing (https://brandsweets.com/colors/brands/boeing-com), Sweetgreen (https://brandsweets.com/colors/brands/sweetgreen-com), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/charcoal
- **Deep Sky Blue** #00bfff [harmony, pool: analogous] — Deep Sky Blue is #99ebf4's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Deep Water (https://brandsweets.com/palettes/dark#deep-water), Calendly (https://brandsweets.com/colors/brands/calendly-com), Mistral AI (https://brandsweets.com/colors/brands/mistral-ai). — https://brandsweets.com/colors/deepskyblue
- **Goldenrod** #daa520 [harmony, pool: triadic] — Goldenrod completes a triad with #99ebf4 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Fireside (https://brandsweets.com/palettes/dark#fireside), Noir Beauty (https://brandsweets.com/palettes/dark#noir-beauty), Mid-Century (https://brandsweets.com/palettes/warm#mid-century). — https://brandsweets.com/colors/goldenrod
- **Dark Salmon** #e9967a [harmony, pool: complementary] — Dark Salmon sits directly opposite #99ebf4 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Chalkboard (https://brandsweets.com/palettes/dark#chalkboard). — https://brandsweets.com/colors/darksalmon
- **Amber** #ffbf00 [pool] — Amber is paired with #99ebf4 in 4 real palettes, including Salesforce's brand system and Blueprint, as the accent. Seen in: Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Trailhead (https://brandsweets.com/palettes/warm#trailhead), Ember (https://brandsweets.com/palettes/bold#ember). — https://brandsweets.com/colors/amber
- **Brown** #a52a2a [pool] — 4 real palettes, including Woodsmoke and Velvet put Brown beside #99ebf4, as the accent. Seen in: Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), Velvet (https://brandsweets.com/palettes/luxury#velvet), Typewriter (https://brandsweets.com/palettes/editorial#typewriter), Garnet (https://brandsweets.com/palettes/warm#garnet). — https://brandsweets.com/colors/brown
- **Burlywood** #deb887 [pool] — Burlywood is paired with #99ebf4 in 5 real palettes, including Coastal and Chalkboard, as the accent. Seen in: Coastal (https://brandsweets.com/palettes/cool#coastal), Chalkboard (https://brandsweets.com/palettes/dark#chalkboard), Kiln (https://brandsweets.com/palettes/dark#kiln), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar). — https://brandsweets.com/colors/burlywood
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #99ebf4: 6 real palettes, including Coastal and Estate, as the lead colour. Seen in: Coastal (https://brandsweets.com/palettes/cool#coastal), Estate (https://brandsweets.com/palettes/luxury#estate), Dusk (https://brandsweets.com/palettes/cool#dusk), Alpine (https://brandsweets.com/palettes/cool#alpine). — https://brandsweets.com/colors/cadetblue

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

- On white (#ffffff): 1.35:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #0f828f (4.56:1); AA: background → #616161 (4.58:1); AAA: text → #0b616a (7.16:1); AAA: background → #454545 (7.1:1)
- On black (#000000): 15.54:1 — AA pass, AA-large pass, AAA pass

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- modern: https://brandsweets.com/fonts/mood/modern
- 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/99ebf4-a2b8be-df4e86-1f262d-e9f1ee?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: "#99ebf4" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.