Color Temperature Converter
Convert between Kelvin, mired, and decamired values. Find the closest CTO/CTB gel to match any color temperature.
Approximate color at 5600K
Kelvin
5600K
Mired
178.6
Decamired
17.86
Character
Daylight balanced
Closest Gel Match
From 5500K (daylight)
1/8 CTO
Shifts to ~4900K (+35 mired)
From 3200K (tungsten)
Full CTB
Shifts to ~5500K (-137 mired)
CTO / CTB Gel Reference
| Gel | Mired Shift | From | To |
|---|---|---|---|
| Full CTO | +159 | 5500K | 2900K |
| 3/4 CTO | +131 | 5500K | 3200K |
| 1/2 CTO | +109 | 5500K | 3800K |
| 1/4 CTO | +68 | 5500K | 4500K |
| 1/8 CTO | +35 | 5500K | 4900K |
| Full CTB | -137 | 3200K | 5500K |
| 3/4 CTB | -100 | 3200K | 4700K |
| 1/2 CTB | -78 | 3200K | 4100K |
| 1/4 CTB | -49 | 3200K | 3600K |
| 1/8 CTB | -24 | 3200K | 3400K |
You might also like
Tools
View allDepth of Field
Calculate near/far focus limits and total depth of field for any sensor, lens, and aperture combination.
Field of View
Determine horizontal, vertical, and diagonal field of view based on focal length and sensor size.
Aspect Ratio
Convert between aspect ratios and calculate pixel dimensions for any target format.
Exposure / Shutter / Focal Length
Compute exposure values, shutter angle to shutter speed conversions, and reciprocal focal length.
From the Blog
View all
Directories
View allGuilds
Major film industry guilds and unions representing writers, directors, actors, and crew.
178 entries
Film Schools
Leading film schools and university programs worldwide for aspiring filmmakers.
87 entries
Film Studios
Major film studios, production companies, and independent studios shaping cinema worldwide.
117 entries