#312F50

#312F50

Color Values

HEX

#312F50

RGB

49, 47, 80

HSL

243.6, 26.0%, 24.9%

HSV

243.6, 41.2%, 31.4%

CMYK

38.8%, 41.2%, 0.0%, 68.6%

OKLCH

0.3235 0.0579 285.4

Properties

Cool Dark Nearest: RAL 5022 Night Blue

Color Harmonies

Complementary

#312F50

#4E502F

Analogous

#2F3E50

#412F50

#312F50

Triadic

#312F50

#50312F

#2F5031

Split Complementary

#312F50

#50412F

#3E502F

Tetradic

#312F50

#502F3E

#4E502F

#2F5041

Color Blindness Simulation

Original

#312F50

Protanopia

#303048

Deuteranopia

#303046

Tritanopia

#314240

Achromatopsia

#323232

CSS Usage

background-color: #312F50;
color: #312F50;
border-color: #312F50;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F6F6F9
100
#EAE9F1
200
#D3D2E5
300
#B4B2D2
400
#8B88B9
500
#625EA1
600
#4F4B81
700
#3F3C67
800
#312F50
900
#26253C
950
#181726

Contrast Checker

Text on white

12.7:1

AA Pass AAA Pass

Text on black

1.65:1

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