Cool Sunflower Yellow
A vivid, warm medium orange.
#FF9F03
rgb(255, 159, 3)
Color formats
HEX
#FF9F03
RGB
rgb(255, 159, 3)
HSL
hsl(37.1, 100%, 50.6%)
HSV
hsv(37.1, 98.8%, 100%)
CMYK
cmyk(0%, 37.6%, 98.8%, 0%)
Color shades
Lighter tints and darker shades of Cool Sunflower Yellow.
Lightest
#FFEDCF
Lighter
#FFC669
Base
#FF9F03
Darker
#9C6000
Darkest
#362100
Complementary
The opposite hue on the color wheel.
Analogous
Neighbouring hues that harmonise.
Contrast & readability
Where Cool Sunflower Yellow works
Cool Sunflower Yellow (#FF9F03) is a vivid, warm medium orange. Its mid-range lightness makes it a flexible choice for buttons, fills and accents that need to read clearly without overpowering a layout. Its warm undertone gives it an energetic, inviting feel — a good fit for friendly, expressive brands.
Observe the spectrum
More colors related to Cool Sunflower Yellow — or browse all yellows.
Color tools
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