Valspar UK Callisto R216D

Contents

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What are Valspar UK Callisto undertones?
Is Callisto R216D cool or warm?
How light temperature affects on Callisto
Monochromatic color scheme
Complementary color scheme
Color comparison and matching
Color codes
Color equivalents

Official page:	Callisto R216D
Code:	R216D
Name:	Callisto
Brand:	Valspar UK

What color is Valspar UK Callisto?

Valspar UK Callisto R216D is a soft, medium-light grey with a faint cool cast, created by its slightly higher green and blue content. It reads as a quiet, low-saturation neutral rather than a sharp silver, making it suitable for broad wall areas in living rooms, bedrooms, or hallways. In bright daylight, Callisto can appear cleaner and a little cooler, while warmer evening lighting may bring out its gentler grey character. Pair it with crisp white trim for definition, pale oak for warmth, or charcoal and black metal details for a more graphic look. This shade also suits cabinetry or interior doors where a restrained grey is wanted without making the finish feel too dark.

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What are Valspar UK Callisto undertones?

Callisto is a mid-light, near-neutral medium gray. Its chroma is so low that assigning a specific hue-based undertone would be misleading. Because it is close to neutral, nearby surfaces and the color of the light can noticeably change how warm or cool it appears.

HEX value:

#A3A7A7

RGB code:

163, 167, 167

Is Valspar UK Callisto cool or warm?

warm

cool

With a hue of 180°, this Grey leans cool, but it is near the neutral line and may feel warmer in certain lighting.

R216D Callisto HSL code: 180, 2%, 65%

Hue - degree on a color wheel from 0 to 360. 0 is red, 120 is green, and 240 is blue.
Saturation is expressed as a percentage. At 0%, it appears as a shade of grey, and at 100%, it is in full color.
Lightness is also a percentage value. 0% is black, and 100% is white.

How light temperature affects Callisto

Natural Lighting. During the day, natural light shifts from about 2000 K at sunrise/sunset to 5500–6500 K at noon.

Sunrise

Morning

Noon

Afternoon

Sunset

In addition, natural-light temperature depends on its direction:

Direction of sunlight	Visible temp.	Hue	Duration
North	Cool	Bluish	All day
East	Warm	Yellow	Before noon
West	Warm	Orange-red	After noon
South	Warm	Orange-yellow	All day

Artificial Lighting. When choosing bulbs, pay attention to their color temperature in Kelvins.
Use the slider to see how this Grey shade looks under different lighting:

4000K

2000K

3000K

4000K

5000K

6000K

7000K

Coordinating colors.
Colors that go with Valspar UK Callisto:

Monochromatic color scheme

This scheme consists of various shades, tints, and tones of a single color. While it offers a perfect combination of hues, without accent décor it may become monotonous.

Lighter shades

R216D
Callisto

Darker shades

R216D
Callisto

Complementary color scheme

This color scheme is a combination of two shades that are opposite each other on the color wheel. The high contrast between these colors creates a vibrant and dynamic visual effect. For the color Callisto with a green hue, complementary colors are those with a red hue close to 0, such as Valspar UK Rose Satin Slippers and Hazy Earth.

R216D
Callisto

Compare
Valspar UK
Callisto R216D
to any other colors