#0087D1
Citadel

Calth Blue Clear

Air

air
semi-opaque
blue

Color Information

HEX

#0087D1

RGB

0, 135, 209

LAB

54.0, -3.3, -46.5

Closest catalog-color match

Cyan Blue by Reaper (ΔE 0.8)

Compatibility unverified: purpose: source not recorded or recognized; chemistry: source not recorded or recognized; application: candidate not recorded or recognized; effect: both products not recorded or recognized; finish: both products not recorded or recognized; opacity: candidate not recorded or recognized. ΔE 0.8 gives nearly equal catalog color values. Check product specifications before substituting.

Calth Blue Clear catalog data

More from Citadel

Calth Blue Clear by Citadel is cataloged as air, semi-opaque, Air in the blue color family.

Catalog color data: HEX #0087D1, RGB 0/135/209, and CIELAB 54.0/-3.3/-46.5. These values describe the listed digital color and can differ from dried paint under real-world lighting.

PaintAtlas lists 16 related catalog colors for this paint. ΔE measures the distance between the listed digital color values only; it does not describe opacity, finish behavior, or how the paint covers a surface. Cross-class matches, such as metallic against conventional paint, are shown as digital color only and are never presented as verified substitutes.

How PaintAtlas computes ΔE and catalog matches

How to choose a paint substitute

Closest catalog colors

Digital color matches

ΔE compares the listed catalog color values only, not finish, opacity, or coverage.

Cross-brand catalog colors

Digital color matches

ΔE compares the listed catalog color values only, not finish, opacity, or coverage.

Technical Color Analysis

Calth Blue Clear is a cool vibrant blue with medium value (L*: 54.0). This cool color has saturated saturation (chroma: 46.6), making it versatile for base coats and general coverage and perfect for bold, eye-catching areas.

LightnessL* 54.0

Medium

Temperaturecool

cool

SaturationC* 46.6

Saturated

Balanced midtone suitable for base coats and general coverage across various subjects.

Cool color that recedes visually. Creates depth and calm. Excellent for shadows when mixed with warm base tones.

Rich, vivid color with strong presence. Good for focal points and vibrant subjects.

Recommended Undercoats

Grey

Neutral primer works well with medium-toned colors

Zenithal

Pre-establishes highlights and shadows for faster painting

Layering & Paint Order Guide

Base Paint
80% confidence

Medium value with good saturation - ideal starting point for layering

Suggested Layer Progression

Shadow
Base
Layer
Highlight

This paint works best as a base in your layering sequence.

Layering Tips

  • Apply each layer to progressively smaller areas, leaving previous layers visible
  • Maintain consistent light direction across all layers
  • Thin paints for smoother transitions between layers