#31316B

#31316B

Color Values

HEX

#31316B

RGB

49, 49, 107

HSL

240.0, 37.2%, 30.6%

HSV

240.0, 54.2%, 42.0%

CMYK

54.2%, 54.2%, 0.0%, 58.0%

OKLCH

0.3465 0.0985 280.0

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#31316B

#6B6B31

Analogous

#314E6B

#4E316B

#31316B

Triadic

#31316B

#6B3131

#316B31

Split Complementary

#31316B

#6B4E31

#4E6B31

Tetradic

#31316B

#6B314E

#6B6B31

#316B4E

Color Blindness Simulation

Original

#31316B

Protanopia

#31315D

Deuteranopia

#31315A

Tritanopia

#31524F

Achromatopsia

#353535

CSS Usage

background-color: #31316B;
color: #31316B;
border-color: #31316B;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F5F5FA
100
#E8E8F3
200
#CECEE9
300
#ABABD9
400
#7E7EC4
500
#5050AF
600
#40408C
700
#333370
800
#282857
900
#202041
950
#141429

Contrast Checker

Text on white

11.78:1

AA Pass AAA Pass

Text on black

1.78:1

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