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311
#A8D2EA
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311

Arrtx Acrylic Blue cool

Arrtx Acrylic 311 311 is a pale blue acrylic marker in the Blue family. It sits in the highlight range, making it well-suited for pale sky, light water, cloudy sky. Cool undertones make it well-suited to shadows, skies, and atmospheric depth.

Blue family Cool temperature 79% lightness
Pale skyLight waterCloudy skySoft atmosphereDaylight haze
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Marker Facts

Marker Name
311
Color Family
Blue
Temperature
Cool
Lightness
79%
Saturation
61%
Palettes Using This Marker
0

Suggested Blend Ladder

Computed lighter and darker shades from the displayed swatches. Test them on your paper before blending.

Shadow Side
T412
T412 Perceptual L84%
30
30 Perceptual L84%
Current Marker
311
311 Perceptual L84%
Highlight Side
32
32 Perceptual L85%
32
32 Perceptual L85%

Works Well With

Highlights
34
34
+12 lightness
92
92
+13 lightness
Shadows
71
71
-12 lightness
71
71
-12 lightness
71
71
-12 lightness
711
711
-13 lightness
Analogous Colors
A45
A45
15° hue shift
A75
A75
15° hue shift
A86
A86
15° hue shift
76
76
16° hue shift
Complementary Accent

Opposite on the color wheel. Useful for contrast, focal points, and making warm colors stand out.

C53
C53
opposite hue
21
21
opposite hue
17
17
opposite hue
51
51
opposite hue

Compatible Palettes

Curated palettes where 311 fits the color story by mood and hue.

🍭 Cotton Candy
Spun from air and sugar at the fairground — one cloud that actually fits in your hand.
Emotional
👻 Icy Haunt
Moonlit aqua, spectral mint, stormy blue, and graveyard violet create a frozen haunting.
Seasonal
🧺 Laundromat
Tube-lit blue at 11 p.m., dryers tumbling behind a row of orange plastic chairs nobody is in.
Environment
🕊 Sunday Garden Stillness
Sage and powder sky over wet grass before anyone in the house is awake.
Emotional
🎨 Watercolor Airy
Botanical study left to dry on cold-press paper; pigment pooling at the edges and the rest fading to white.
Art Style
🏪 Fluorescent Store
Drugstore tubes humming at 3 a.m.; every face the color of nausea.
Lighting
🌸 Cherry Blossom Rain
Pink petals stuck to rain-darkened concrete the morning after the bloom.
Seasonal
🏥 Hospital Waiting Room
Institutional aqua walls, vinyl chair mauve, fluorescent hum — time moves differently here.
Environment

Similar Colors in Blue

31
31
pale vivid blue
#8DD3F5
39
39
light blue
#9EBED5
72
72
pale blue
#B7CBD5
31
31
light vivid blue
#85BEF3
70
70
pale muted blue
#C4CDD2
70
70
pale muted blue
#C4CDD2
31
31
pale vivid blue
#8FD3F8
31
31
light blue
#9AB8D4

Match 311 across brands

Compare 311 with nearby colors from other brands and media in the Art Supply Matcher.

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