#313A74

#313A74

Color Values

HEX

#313A74

RGB

49, 58, 116

HSL

231.9, 40.6%, 32.4%

HSV

231.9, 57.8%, 45.5%

CMYK

57.8%, 50.0%, 0.0%, 54.5%

OKLCH

0.3725 0.099 274.0

Properties

Cool Dark Nearest: RAL 5017 Traffic Blue

Color Harmonies

Complementary

#313A74

#746B31

Analogous

#315C74

#4A3174

#313A74

Triadic

#313A74

#74313A

#3A7431

Split Complementary

#313A74

#744A31

#5C7431

Tetradic

#313A74

#74315C

#746B31

#31744A

Color Blindness Simulation

Original

#313A74

Protanopia

#353566

Deuteranopia

#343463

Tritanopia

#315B58

Achromatopsia

#3C3C3C

CSS Usage

background-color: #313A74;
color: #313A74;
border-color: #313A74;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F5F5FA
100
#E7E9F3
200
#CDD1EA
300
#A9B0DB
400
#7A85C7
500
#4C5AB3
600
#3D488F
700
#303973
800
#262D5A
900
#1F2442
950
#13162A

Contrast Checker

Text on white

10.56:1

AA Pass AAA Pass

Text on black

1.99:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026