# #ef837b

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

## Values

- Hex: `#ef837b`
- RGB: rgb(239, 131, 123)
- HSL: hsl(4, 78%, 71%)
- OKLCH: oklch(0.727 0.134 25.3)
- Relative luminance: 0.3601
- Nearest named color: lightcoral (#f08080, Δ 1.115) — https://brandsweets.com/colors/lightcoral
- Moods: warm, vivid, light, playful, bold, friendly, clean
- Page: https://brandsweets.com/colors/ef837b

## Tints & shades

- Tints (toward white): #f09089, #f29892, #f3a5a0, #f5b2ad, #f7bfbb, #f8c7c4, #f9d4d2, #fbe1df, #fceae8, #fef6f6
- Shades (toward black): #eb655c, #e74c40, #e42e21, #c82419, #ac1f15, #8d1a11, #6d140d, #4d0e0a, #320906, #120302

## Harmonies

- Complementary: #7be7ef
- Analogous: #ef7bad, #efbd7b
- Triadic: #7bef83, #837bef
- Split-complementary: #7befbd, #7badef
- Tetradic: #adef7b, #7be7ef, #bd7bef

## Colors that go with #ef837b

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 body-text near-black for #ef837b: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Lido (https://brandsweets.com/palettes/vivid#lido), Harbour (https://brandsweets.com/palettes/cool#harbour), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool). — https://brandsweets.com/colors/charcoal
- **Cornflower Blue** #6495ed [harmony, pool: triadic] — Cornflower Blue completes a triad with #ef837b — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Roblox (https://brandsweets.com/colors/brands/roblox-com), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Terminal (https://brandsweets.com/palettes/technical#terminal), Webflow (https://brandsweets.com/colors/brands/webflow-com). — https://brandsweets.com/colors/cornflowerblue
- **Deep Sky Blue** #00bfff [harmony, pool: split] — Deep Sky Blue is a split-complement of #ef837b: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Elastic (https://brandsweets.com/colors/brands/elastic-co), Figma (https://brandsweets.com/colors/brands/figma), Learning App (https://brandsweets.com/palettes/playful#learning-app), Cursor (https://brandsweets.com/colors/brands/cursor-com). — https://brandsweets.com/colors/deepskyblue
- **Emerald Green** #50c878 [harmony, pool: triadic] — Emerald Green completes a triad with #ef837b — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Meadow (https://brandsweets.com/palettes/light#meadow), Ubereats (https://brandsweets.com/colors/brands/ubereats-com), Playground (https://brandsweets.com/palettes/bold#playground), Scale AI (https://brandsweets.com/colors/brands/scale-com). — https://brandsweets.com/colors/emerald-green
- **Light Sea Green** #20b2aa [harmony, pool: complementary] — Light Sea Green sits directly opposite #ef837b on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Lido (https://brandsweets.com/palettes/vivid#lido). — https://brandsweets.com/colors/lightseagreen
- **Amber** #ffbf00 [pool] — Amber is paired with #ef837b in 5 real palettes, including Beach Hut and Ember, as the supporting colour. Seen in: Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Ember (https://brandsweets.com/palettes/bold#ember), Maple (https://brandsweets.com/palettes/warm#maple), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 5 real palettes, including Sketch's brand system and Monzo's brand system put Blue beside #ef837b, as the accent. Seen in: Sketch (https://brandsweets.com/colors/brands/sketch-com), Monzo (https://brandsweets.com/colors/brands/monzo-com), Readymag (https://brandsweets.com/colors/brands/readymag-com), League of Legends (https://brandsweets.com/colors/brands/leagueoflegends-com). — https://brandsweets.com/colors/blue
- **Burlywood** #deb887 [pool] — Burlywood is paired with #ef837b in 4 real palettes, including Polaroid and Chalkboard, as the accent. Seen in: Polaroid (https://brandsweets.com/palettes/light#polaroid), 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

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

- On white (#ffffff): 2.56:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #e3291c (4.57:1); AA: background → #383838 (4.58:1); AAA: text → #ac1f15 (7.09:1); AAA: background → #171717 (7:1)
- On black (#000000): 8.2:1 — AA pass, AA-large pass, AAA pass

## Curated palettes containing it

- **Beach Hut** (summer, light, clean, cool) — #2e86ab, #f6bd60, #f28482, #fbfcfd, #1b2a38 — Sea blue with sun-bleached yellow and a coral — striped-canvas summer, softened so it works on a screen. — tool: https://brandsweets.com/palettes/new/2e86ab-f6bd60-f28482-fbfcfd-1b2a38 — collection: https://brandsweets.com/palettes/summer

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm
- playful: https://brandsweets.com/fonts/mood/playful
- bold: https://brandsweets.com/fonts/mood/bold
- friendly: https://brandsweets.com/fonts/mood/friendly
- 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/ef837b-c4a39c-62cb9f-2d261f-f1e9ed?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: "#ef837b" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.