 日本色研の配色体系
1964年発表
へリング反対色説の心理四原色、赤（2R）⇔緑（12G）、青（18B）⇔黄（8Y）からなる顕色系
紫みの赤を起点に、時計回りに24色相
明度は1.5〜9.5まで0.5刻みで17段階（簡略化する場合は1刻みの9段階）
彩度は9段階で、語尾にsをつけて表す
無彩色はGyをつけてあらわす
清色調 …純色に白または黒を混ぜた色
- 明清色調 … 純色に白を混ぜた色調 （pale、light、bright）
- 暗清色調 … 純色に黒を混ぜた色調 （dark grayish、dark、deep）
- 中間色調 … 純色に灰色を混ぜた色調 （light grayish、grayish、soft、dull）
色立体は色相毎に彩度は同じだが最高彩度値（9s）の明度が異なる為、歪な球体となる
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pR |
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R |
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yR |
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rO |
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O |
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yO |
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rY |
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Y |
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gY |
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YG |
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yG |
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G |
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bG |
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BG |
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BG |
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gB |
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B |
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B |
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pB |
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V |
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bP |
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P |
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rP |
24
RP |
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| bright |
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| strong |
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| deep |
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| light |
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| soft |
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| dull |
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| dark |
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| pale |
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| light grayish |
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| grayish |
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| dark grayish |
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ピンク系
| PI-1 |
PI-2 |
PI-3 |
PI-4 |
PI-5 |
PI-6 |
PI-7 |
PI-8 |
PI-9 |
PI-10 |
| lt24 |
lt24 |
b24 |
b24 |
lt1 |
lt1 |
b1 |
b1 |
lt4 |
b3 |
ブラウン系
| BR-1 |
BR-2 |
BR-3 |
BR-4 |
BR-5 |
BR-6 |
BR-7 |
| g3 |
g4 |
g5 |
g6 |
dkg4 |
dkg5 |
dkg6 |
オフニュートラル系
| offN-1 |
offN-2 |
offN-3 |
offN-4 |
offN-5 |
offN-6 |
offN-7 |
offN-8 |
offN-9 |
10 |
11 |
12 |
13 |
14 |
15 |
| p6 |
p8 |
p6 |
p7 |
p8 |
ltg6 |
ltg7 |
ltg5 |
ltg6 |
ltg7 |
ltg5 |
ltg7 |
ltg5 |
ltg6 |
ltg7 |
肌色系（flesh）
| FL-1 |
FL-2 |
FL-3 |
FL-4 |
FL-5 |
FL-6 |
| p5 |
sf5 |
d5 |
p6 |
sf6 |
d6 |
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