Indigo
#3358DB · Indigo
#3358DB is Indigo, a cool blue color. It has an RGB value of 51, 88, 219 and a relative luminance of 0.128, making it a dark surface.
Temperature
❄ Cool
Hue family
blue
Luminance
0.13
Conversions
HEX
RGB
HSL
HSV
CMYK
OKLCHPro
Contrast & accessibility
On white
The quick fox
5.90:1
AA normal✓
AA large✓
AAA normal✕
On black
The quick fox
3.56:1
AA normal✕
AA large✓
AAA normal✕
Color harmonies
Complementary
Split-complementary
Shades & tints
Similar named colors
Frequently asked
What is the color #3358DB?
#3358DB is Indigo, a cool blue color. In RGB it is 51, 88, 219, and in HSL it is 227°, 70%, 53%.
Is #3358DB a light or dark color?
#3358DB has a relative luminance of 0.128, so it reads as a dark surface. Use light text on top of it for the best contrast.
What colors go well with #3358DB?
Its complementary color is #DBB733. For softer combinations, try the analogous or split-complementary harmonies shown above.