#1F3258

#1F3258

Color Values

HEX

#1F3258

RGB

31, 50, 88

HSL

220.0, 47.9%, 23.3%

HSV

220.0, 64.8%, 34.5%

CMYK

64.8%, 43.2%, 0.0%, 65.5%

OKLCH

0.3219 0.0723 262.9

Properties

Cool Dark Nearest: RAL 5026 Pearl Night Blue

Color Harmonies

Complementary

#1F3258

#58451F

Analogous

#1F4E58

#281F58

#1F3258

Triadic

#1F3258

#581F32

#32581F

Split Complementary

#1F3258

#58281F

#4E581F

Tetradic

#1F3258

#581F4E

#58451F

#1F5828

Color Blindness Simulation

Original

#1F3258

Protanopia

#27274F

Deuteranopia

#26254D

Tritanopia

#204846

Achromatopsia

#313131

CSS Usage

background-color: #1F3258;
color: #1F3258;
border-color: #1F3258;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F4F6FA
100
#E6EBF4
200
#CAD6EC
300
#A4B8DF
400
#7392CE
500
#426BBD
600
#355697
700
#2B4579
800
#21365E
900
#1C2945
950
#111A2C

Contrast Checker

Text on white

12.69:1

AA Pass AAA Pass

Text on black

1.66:1

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