Pebble Gray

The warm gray tone of river pebbles, a gentle smoothness polished by flowing water over millennia.

HEX#B9B9A8
RGBrgb(185, 185, 168)
HSLhsl(60, 11%, 69%)
HSVhsv(60, 9%, 73%)
CMYKcmyk(0%, 0%, 9%, 27%)
HEXA#B9B9A8FF
RGBArgba(185, 185, 168, 1)
HSLAhsla(60, 11%, 69%, 1)
OKLCHoklch(89.6%, 0.012, 107)
LCHlch(88%, 9.1, 183)

🎨 Color Palettes

Analogous2-3 adjacent hues (≤60°)
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Triadic3 hues spaced 120° apart
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Split ComplementaryMain color + colors adjacent to its complement
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Complementary2 hues spaced 180° apart
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Tetradic (Rectangle)4 hues forming a rectangle
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MonochromaticSingle hue with varying saturation and lightness
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#525242
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#8B8B6F
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#E6E6E0
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♿ WCAG Contrast Colors

Learn More →
Aa14px Body
High Contrast Text
#FDFDFCRatio 2:1Fail
Suitable for body text, headings, and primary content, ensuring readability for all users
Aa14px Body
Standard Text
#FFFFFFRatio 2:1Fail
Suitable for regular body content, meeting WCAG AA standards
Aa14px Body
Large Text / UI Components
#FFFFFFRatio 2:1Fail
Suitable for large text (≥18px bold or ≥24px), icons, UI component boundaries
Aa14px Body
Decorative / Dividers
#FCFDFDRatio 2:1Fail
Suitable for decorative elements, dividers, non-essential text
Lightness VariationFixed hue and saturation, proportional lightness scaling 30%→100%
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Saturation VariationFixed hue and lightness, proportional saturation scaling 40%→100%
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Lightness + Saturation Mixed VariationSimultaneous lightness and saturation proportional scaling
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Hue Fine-TuningFixed saturation and lightness, stepwise hue fine-tuning ±15°
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💡 Use Cases

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Garden Paving

Pebble paving in Japanese roji and Chinese classical gardens, using warm gray stones to拼嵌 (mosaic) natural,质朴 (simple) pathways.

🍶

Everyday Utensils

Naoto Fukasawa-style Pebble Gray seasoning jars and vases, where the rounded gray evokes memories of the riverbank.

🛁

Bathroom Tiles

Pebble Gray matte tiles paving the shower area floor, feeling as naturally comfortable as stepping on river stones.

🖐️

Tactile Materials

Pebble Gray silicone phone cases and mouse pads, soothing the user with their soft touch and gentle gray.

📜 Origin & History

Pebble Gray originates from the aesthetic提炼 (refinement) of river pebbles in Japanese garden design. The garden paths of Kyoto's Katsura Imperial Villa are paved with pebbles sourced from the Kamo River. Each pebble, after centuries of foot traffic and rain washing, presents a warm, gentle gray luster, becoming a standard color in Japanese garden aesthetics.

The Kamakura-period Japanese garden treatise 'Sakuteiki' recorded the color selection standards for pebbles. Garden masters believed that the color of pebbles should harmonize with the atmosphere of the tea house roji (dewy path). Too pure white was glaring, too dark black was oppressive; only the warm gray tone could营造 (create) the spirit of枯淡闲寂 (withered simplicity and quiet solitude) of the tea ceremony.

In the classical gardens of Suzhou, China, Pebble Gray also plays an important role. The pathways in the Humble Administrator's Garden are paved with gray pebbles forming auspicious patterns like bats and cranes. The warm gray of the stones creates a delicate warm-cool contrast with the blue-gray of Taihu Lake rocks.

Contemporary Japanese product designer Naoto Fukasawa introduced Pebble Gray into the realm of everyday utensils. His Pebble Gray seasoning jar, with its rounded form and soft gray touch, simulates a river pebble, gently connecting everyday objects with natural memories.

🧠 Color Psychology

Warm/SmoothThe tactile association of being polished countless times by flowing water creates a visually caressing, warm experience.
HealingThe joyful memory of picking up river pebbles in childhood, evoking the physical and mental relaxation of intimate contact with nature.
TranquilThe non-competitive, non-striving light gray embodies a lifestyle attitude of detachment from worldly affairs, a spiritual retreat.
Harmoniously RoundedThe streamlined shape and soft gray of pebbles together convey the worldly wisdom of not displaying sharp edges.
LeisurelyThe paving color of winding garden paths leading to secluded spots, accompanying the unhurried pace of strolling life.
NaturalThe naturally water-worn stone color without artificial dyeing, conveying a朴素 (simple) beauty utterly different from man-made objects.