#131F33

#131F33

Color Values

HEX

#131F33

RGB

19, 31, 51

HSL

217.5, 45.7%, 13.7%

HSV

217.5, 62.7%, 20.0%

CMYK

62.7%, 39.2%, 0.0%, 80.0%

OKLCH

0.2391 0.0423 260.2

Properties

Cool Dark Nearest: RAL 5003 Sapphire Blue

Color Harmonies

Complementary

#131F33

#332713

Analogous

#132F33

#171333

#131F33

Triadic

#131F33

#33131F

#1F3313

Split Complementary

#131F33

#331713

#2F3313

Tetradic

#131F33

#33132F

#332713

#133317

Color Blindness Simulation

Original

#131F33

Protanopia

#18182E

Deuteranopia

#18172D

Tritanopia

#142A2A

Achromatopsia

#1E1E1E

CSS Usage

background-color: #131F33;
color: #131F33;
border-color: #131F33;
Nearest Tailwind: Slate 900 #0F172A

Tailwind Shades

50
#F4F7FA
100
#E6EBF4
200
#CBD7EC
300
#A6BBDE
400
#7696CC
500
#4571BA
600
#375A95
700
#2C4877
800
#23385D
900
#1D2B44
950
#121B2B

Contrast Checker

Text on white

16.52:1

AA Pass AAA Pass

Text on black

1.27:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026