#31367B

#31367B

Color Values

HEX

#31367B

RGB

49, 54, 123

HSL

235.9, 43.0%, 33.7%

HSV

235.9, 60.2%, 48.2%

CMYK

60.2%, 56.1%, 0.0%, 51.8%

OKLCH

0.3693 0.1155 276.0

Properties

Cool Dark Nearest: NCS S 3060-B Dark Blue

Color Harmonies

Complementary

#31367B

#7B7631

Analogous

#315B7B

#51317B

#31367B

Triadic

#31367B

#7B3136

#367B31

Split Complementary

#31367B

#7B5131

#5B7B31

Tetradic

#31367B

#7B315B

#7B7631

#317B51

Color Blindness Simulation

Original

#31367B

Protanopia

#33336A

Deuteranopia

#333266

Tritanopia

#315D5A

Achromatopsia

#3A3A3A

CSS Usage

background-color: #31367B;
color: #31367B;
border-color: #31367B;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F5F5FA
100
#E7E8F4
200
#CCCEEB
300
#A7ABDC
400
#787EC9
500
#4950B6
600
#3A4092
700
#2F3375
800
#24285B
900
#1E2043
950
#13142A

Contrast Checker

Text on white

10.8:1

AA Pass AAA Pass

Text on black

1.94:1

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