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Choosing the Right Watercolor Paint

Buying guide

Choosing the Right Watercolor Paint

Six factors that matter — grade, format, color count, lightfastness, pigment purity, and budget. Plus the full 36-color name list.

Chalkola Guide Updated April 2026 Read time 6 min
Watercolor paint set buying guide

Student, artist, and professional grade

Watercolor comes in three tiers — student, artist, and professional. Student grade has more filler and variable lightfastness; professional grade uses single-pigment formulas with archival ASTM-I ratings; artist grade sits between them with rich pigment and consistent colour at a price hobbyists and developing painters can actually afford.

Student grade Artist grade (Chalkola) Professional grade
Pigment load Lower (more filler) High (rich, vibrant, true colour) Highest (single-pigment, max strength)
Lightfastness Variable, often unrated Rated, suitable for lasting work ASTM-I archival guaranteed
Colours per set 12–24 28 brush pens · 36 or 64 tubes · 48 moist pans 120+ single-pigment colours
Cost $15–40 for a 24-colour set $18.95–$39.94 (Chalkola) $100+ per 12 colours
Certifications Sometimes AP non-toxic AP non-toxic · water based · washable AP non-toxic · ASTM D-4236
Best for Kids' practice, classroom Adults, hobbyists, lettering, bullet journals, watercolour pads, professional artists Gallery work, exhibition pieces

Chalkola is artist grade, not student. Our watercolor paint is richly pigmented and ranks as “artist-grade” or “professional” directly on our Amazon listings — the 64-tube set and the 48 Semi-Moist Professional set both ship artist-grade colour with excellent lightfastness at a fraction of professional tier pricing. See our watercolor paint products for all four kits.

Pan vs. tube

Pans (dry cakes in a tin) are compact, travel-friendly, and never go to waste. Tubes (moist paste) give you more pigment per stroke and are better for large washes.

  • Travel or on-location work: pans win.
  • Studio or large pieces: tubes win.
  • Just starting: pans are cheaper to fail with.

Many working watercolorists own both — a tube set at home, a pocket pan palette in a travel kit.

Color selection: 12, 24, 36, or 48?

You technically need only 6 well-chosen colors to paint anything (two warm primaries, two cool primaries, one earth tone, one dark). But pre-mixed sets save beginners hours of mixing. Recommendations:

  • 12 colors: minimal, forces you to mix everything. Slow for beginners.
  • 24 colors: a strong starter — every useful color plus basic variations.
  • 36 colors: sweet spot for most hobby painters. Enough for specialty mixes without overload.
  • 48+ colors: only needed if you're painting very specific subjects (botanicals, portraits) with nuanced palettes.

Chalkola's 36-color set fits most people's needs — plenty of range without overwhelming your mixing options.

Chalkola 36-color watercolor name list

Here's the full color lineup in Chalkola's 36-color watercolor tube set — useful if you're identifying a color from a painting or matching to a reference photo. Names match industry conventions so they translate across brands.

# Color name Family Common use
01 Lemon Yellow Yellow Cool yellow — sunlight, fresh leaves
02 Cadmium Yellow Yellow Warm yellow — sunflowers, skin highlights
03 Yellow Ochre Earth Sand, old stone, warm shadows
04 Raw Sienna Earth Natural earth tones, tree bark
05 Orange Orange Sunsets, autumn leaves
06 Scarlet Red Red Vibrant warm red — flowers, fabric
07 Cadmium Red Red Warm red — apples, classic red
08 Crimson Red Red Cool red — roses, deep crimson
09 Rose Pink Cherry blossoms, pink florals
10 Purple Purple Lavender, deep shadows
11 Violet Purple Violets, sunset clouds
12 Ultramarine Blue Blue Deep warm blue — skies, water
13 Cobalt Blue Blue Clear-sky mid-tone blue
14 Cerulean Blue Blue Pale cool blue — distant mountains
15 Prussian Blue Blue Deep dark blue — night sky, shadows
16 Phthalo Blue Blue Intense cool blue — staining, tropical water
17 Indigo Blue Very dark blue — storm clouds
18 Sky Blue Blue Light sky blue — daytime skies
19 Turquoise Blue-Green Tropical water, jewel tones
20 Viridian Green Green Cool blue-green — deep water, foliage
21 Sap Green Green Natural warm leaf green
22 Olive Green Green Muted yellow-green — dry grass, olives
23 Emerald Green Green Bright pure green — grass, gems
24 Yellow Green Green Spring leaves, fresh growth
25 Grass Green Green Lawn and meadow green
26 Burnt Sienna Earth Warm brown — tree trunks, skin
27 Raw Umber Earth Cool brown — shadows, rock
28 Burnt Umber Earth Dark warm brown — deep shadows
29 Van Dyke Brown Earth Very dark brown — near-black accents
30 Chocolate Earth Warm mid-brown
31 Sepia Earth Warm dark brown for vintage effects
32 Payne's Grey Grey Cool dark grey — shadows without black
33 Neutral Tint Grey Almost-black cool grey
34 Black Black Pure black — use sparingly in watercolor
35 Chinese White White Mixing white for gouache-like effects
36 Titanium White White Opaque white for highlights

Lightfastness — will it fade?

If a painting is kept out of direct sunlight, student-grade colors hold up for years. In brighter conditions, fugitive pigments (some bright pinks, purples, and greens) can fade within months. Artist-grade colors are rated by ASTM:

  • ASTM I — Excellent (lightfast for 100+ years under normal display)
  • ASTM II — Very good (50–100 years)
  • ASTM III — Fair (will fade within 15–50 years; avoid for archival work)

For work you want to last, filter your color choices by ASTM I or II ratings. Student-grade sets typically don't publish ratings — another reason to upgrade for archival pieces.

Single-pigment vs. hue colors

Artist-grade tubes often list a single pigment (e.g., "PY35" = pyrrol yellow). Mixed student colors may contain multiple pigments. Single-pigment colors mix cleaner — a mixed color mixed with another mixed color turns muddy quickly. For learning color mixing, single-pigment paints teach faster.

Recommended sets by budget

Budget Set Who it's for
Under $40 Chalkola 36-color tube set ($37.95) First-year painters, kids 8+, gift
$35–60 36 watercolors + 28 brush pens bundle ($34.95) Mixed-media painters, sketchers, travel
$50–70 30 acrylic markers + 36 watercolors + 28 brush pens ($56.95) Mixed-media + traditional painter mega bundle
$100+ per 12 tubes Professional / single-pigment archival Gallery painters, exhibiting artists

Free shipping across the USA — all orders, no minimum.

Frequently asked questions

What's the best watercolor for beginners?

Look for an artist-grade student-tier set in the $20–40 range with at least 24 colours, AP non-toxic certification, and decent pigment load (the paint should feel rich and apply opaquely with the right amount of water). Chalkola's 36-colour tube set hits this profile at $37.95 with free USA shipping. The premium / single-pigment archival sets cost 3–5× more and only become worth the price once you start selling or exhibiting work.

Do I need more than 24 colors to start?

No — 24 well-chosen colors give you every mixable hue. 36 colors adds convenience (pre-mixed flesh tones, earth tones, specialty blues) and makes mixing faster. More than 48 is mostly marketing; most painters actively use 15 of them.

Pan or tube for a complete beginner?

Pan. Cheaper, travel-friendly, no palette mess, you can see exactly which color you're picking up. Upgrade to tubes once you're comfortable with water control and want richer washes or larger pieces. Many painters keep both formats in their kit.

Are kids' watercolor sets real watercolor?

Big-box kids' sets typically use watercolor pigment plus extra gum arabic and brighter synthetic dyes — fine for children but they don't teach serious watercolor technique. Move to an adult student-grade set around age 10+ for actual skill building.

What's in the 36 watercolor + 28 brush pen bundle?

Chalkola's bundle ($34.95) pairs our 36-color tube set with 28 watercolor brush pens — two different formats for two different work styles. Great for sketchers who want to combine line-and-wash journaling with traditional watercolor landscape or botanical work.

How do I read a watercolor colour name list?

Colour names are industry conventions that translate across brands. A "Cadmium Red" from Chalkola targets the same hue as any "Cadmium Red" from another brand, though pigment exact shade may differ slightly because every manufacturer mixes its own batches. See our 36-colour table above for the full Chalkola lineup with descriptions.

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