You can use IDL color table in Photoshop by grabbing the color table off these gifs
| | b-wlinear.001 |
| | blue_white.002 |
| | grn-red-blu-wht.003 |
| | redtemperature.004 |
| | blue_green_red_yellow.005 |
| | stdgamma-ii.006 |
| | prism.007 |
| | red-purple.008 |
| | green_whitelinear.009 |
| | grn_whtexponential.010 |
| | green-pink.011 |
| | blue-red.012 |
| | 16level.013 |
| | rainbow.014 |
| | steps.015 |
| | sternspecial.016 |
| | haze.017 |
| | blue-pastel-red.018 |
| | pastels.019 |
| | huesatlightness1.020 |
| | huesatlightness2.021 |
| | huesatvalue1.022 |
| | huesatvalue2.023 |
| | purple-red_stripes.024 |
| | beach.025 |
| | macstyle.026 |
| | eosa.027 |
| | eosb.028 |
| | hardcandy.029 |
| | nature.030 |
| | ocean.031 |
| | peppermint.032 |
| | plasma.033 |
| | blue-red.034 |
| | rainbow.035 |
| | bluewaves.036 |
| | volcano.037 |
| | waves.038 |
| | rainbow18.039 |
| | rainbow_white.040 |
| | rainbow_black.041 |