RAL Effect

RAL 830-3

Warm Cement

RAL 830-3 Warm Cement is a warm mid-tone neutral grey with earthy cement undertones from the RAL Effect 830 group. This versatile, grounded shade brings organic character to furniture surfaces, retail displays, and hospitality design. Its balanced warmth complements both cool and warm neutral palettes.

Time9:36 AM
Light
Technical Reference

Color Reference

Hex#858580
RGBrgb(133, 133, 128)
HSLhsl(60°, 2%, 51%)
CMYKcmyk(0%, 0%, 4%, 48%)
RAL Effect Variant

RAL Effect colors combine a base shade with a metallic or pearl variant. Base shades (-1 through -6) offer tonal gradation within a color family. The -M suffix indicates a metallic finish with shimmer and depth for architectural and automotive applications.

Color Analysis
RGB Composition
R
133
G
133
B
128
Temperature
WarmCool
Contrast Accessibility
White text
3.7:1Fail
Black text
5.7:1Pass

WCAG 2.1 AA requires 4.5:1 contrast for normal text. Results show this color as a background.

Spectrum & Perceptual Position

Hue Spectrum
60°120°180°240°300°360°
CIELAB a*b* Chromaticity
-40-2002040-200204060a* (Green ← → Red)b* (Blue ← → Yellow)
L* (Lightness)55
a* (Green-Red)-1
b* (Blue-Yellow)3
L* (LCh)55
C* (Chroma)3
h° (Hue)110°

CIELAB is a perceptually uniform color space. Euclidean distance between two colors in this diagram closely matches human visual difference. The dot size shows your selected color; slightly larger dots are the nearest perceptual neighbors.

Color Harmonies

Build a Palette Around Warm Cement

Palette Generator

Select a harmony type, then press Space to reroll unlocked colors.

1 locked / 4 free

Reference + opposite hue with tonal variations

Reference
#2
Complementary
#3
Complementary
#4
Complementary
#5
Split Comp +
Pairwise Contrast Ratios
1.1:1
·
1.5:1
·
2.8:1
·
2.1:1

Contrast ratios follow WCAG 2.1 guidelines. Green (≥4.5:1) passes AA for normal text. Amber (≥3:1) passes for large text only. Grey indicates low contrast.

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