Castell Pink vs Celestial Blue
Both from Little Greene's palette. Hue-wise, Castell Pink belongs to the beige-pink family and Celestial Blue to the blue-green family. Castell Pink (LRV 60) reflects noticeably more light than Celestial Blue (LRV 44), a difference of 16 points that becomes especially apparent in rooms with limited natural light. Castell Pink runs red while Celestial Blue is decidedly green, which means they'll respond very differently to warm vs cool light sources. With a ΔE of 20.3, the contrast is hard to miss. These aren't variations on a theme — they're two different answers to the same question. Below you'll find 2 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Castell Pink vs Celestial Blue in Real Spaces
2 real rooms side by side. Seeing Castell Pink and Celestial Blue in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
Living Room
In a living room, color works across both daylight and evening light — the same wall can read very differently at noon and at 8pm. The LRV gap is large enough that Castell Pink will make the room feel meaningfully brighter than Celestial Blue would.
Bedroom
The context that matters most in a bedroom is how a color reads under a bedside lamp at night, not under noon daylight. Castell Pink reflects noticeably more light off the walls, making the space read more open than Celestial Blue.
Color Details
Castell Pink vs Celestial Blue Simulated Comparison
5 simulated room previews — drag the slider on each to see Castell Pink on one side and Celestial Blue on the other.
Digital color is approximate. These simulations are generated from the manufacturer's hex values and overlaid on grayscale room photos — your screen's calibration, brightness, and viewing angle all affect how they render. Before committing to either color, test physical samples in your own space under the light you actually live with.
More Castell Pink comparisons
See how Castell Pink stacks up against other well-photographed colors across different brands and tones.
