#0063FF

#0063FF

Color Values

HEX

#0063FF

RGB

0, 99, 255

HSL

216.7, 100.0%, 50.0%

HSV

216.7, 100.0%, 100.0%

CMYK

100.0%, 61.2%, 0.0%, 0.0%

OKLCH

0.5579 0.2442 261.2

Properties

Cool Dark Nearest: royalblue 1

Color Harmonies

Complementary

#0063FF

#FF9C00

Analogous

#00E3FF

#1C00FF

#0063FF

Triadic

#0063FF

#FF0063

#63FF00

Split Complementary

#0063FF

#FF1C00

#E3FF00

Tetradic

#0063FF

#FF00E3

#FF9C00

#00FF1C

Color Blindness Simulation

Original

#0063FF

Protanopia

#2B2CD9

Deuteranopia

#251ED0

Tritanopia

#05BBB5

Achromatopsia

#595959

CSS Usage

background-color: #0063FF;
color: #0063FF;
border-color: #0063FF;
Nearest Tailwind: Blue 600 #2563EB

Tailwind Shades

50
#F1F6FE
100
#DEEAFC
200
#B8D3FF
300
#85B4FF
400
#428CFF
500
#0063FF
600
#004FCC
700
#003FA3
800
#003280
900
#05275C
950
#03183A

Contrast Checker

Text on white

4.97:1

AA Pass AAA Fail

Text on black

4.23:1

AA Fail AAA Fail

Related Articles

Color Questions

What Is Pantone? The Universal Color Language

Feb 20, 2026
Color Questions

What Is Metamerism? Why Colors Look Different Under Different Lights

Feb 20, 2026
Color Questions

What Is Luminance? Brightness in Color Science

Feb 20, 2026