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Glossary

What is a hair colour appointment?

A hair colour appointment is any hairdressing session where chemical colour is applied to the hair — including tints, highlights, balayage, toning, and root coverage. It differs from a standard cut appointment in the time required, the materials used, and the need for skin patch testing.

Quick definition

Colour appointment = any visit where chemical colour is applied to the hair

  • Includes: root tint, full head tint, highlights, balayage, toner, gloss
  • Durations vary widely — root tint 45 min, full balayage 3–4 hours
  • Most permanent colours require a patch test 24–48 hours before the appointment
  • No-shows on colour appointments are especially costly — upfront payment helps

Types of hair colour appointment

Hair colour is a broad category. The most common appointment types a hairdresser offers include:

  • Root tint (root touch-up) — colour applied to regrowth only, maintaining the existing shade
  • Full head tint — colour applied to all of the hair from roots to tips
  • Highlights — foils applied to selected sections to lift or tone
  • Balayage — freehand colour painted directly onto the hair for a natural effect
  • Toner — a semi-permanent colour used to neutralise unwanted tones after lightening
  • Glossing treatment — adds shine and refreshes colour without a full reapplication

How long do colour appointments take?

Duration varies significantly by service type. Hairdressers must account for application time, processing time, and rinsing when blocking diary time:

  • Root tint: 45–90 minutes
  • Full head tint: 1.5–2.5 hours
  • Full highlights: 2–3 hours
  • Balayage: 2.5–4 hours
  • Toner only: 30–45 minutes
  • Colour and blowdry combined: add 30–60 minutes

Patch testing for hair colour

UK hairdressers are required to carry out an allergy patch test before applying most permanent and semi-permanent hair colours. A small amount of the colour product is applied to the skin — typically behind the ear or inside the elbow — 24–48 hours before the appointment. If the client has not had a patch test within the required timeframe, the colour appointment cannot proceed. Hairdressers should capture patch test status at the booking stage to avoid lost appointments.

Cancellations and no-shows on colour appointments

A no-show on a colour appointment is particularly costly. Unlike a standard cut, colour appointments occupy a large block of diary time and require product preparation before the client arrives. A last-minute cancellation means that product may be wasted and the slot cannot easily be filled. Hairdressers increasingly take upfront payment or deposits for colour appointments to offset this risk.

Managing colour appointments with booking software

Colour appointments require different diary management to cut appointments. A hairdresser may be able to double-book processing time — starting a second client while colour develops — but only if the booking system supports it. Listing each colour service with an accurate duration prevents the most common scheduling error: a client booking a full balayage into a root-tint slot.

Related glossary terms

Booking software for hairdressers

Nextro lets hairdressers set different durations for each colour service. A root tint and a full balayage need different diary time — Nextro makes sure clients only see slots that fit. Payment taken at booking, reminders sent automatically.

Related

Published 1 July 2026

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