#1F47AD

#1F47AD

Color Values

HEX

#1F47AD

RGB

31, 71, 173

HSL

223.1, 69.6%, 40.0%

HSV

223.1, 82.1%, 67.8%

CMYK

82.1%, 59.0%, 0.0%, 32.2%

OKLCH

0.4367 0.1694 264.2

Properties

Cool Dark Nearest: royalblue 3

Color Harmonies

Complementary

#1F47AD

#AD851F

Analogous

#1F8EAD

#3E1FAD

#1F47AD

Triadic

#1F47AD

#AD1F47

#47AD1F

Split Complementary

#1F47AD

#AD3E1F

#8EAD1F

Tetradic

#1F47AD

#AD1F8E

#AD851F

#1FAD3E

Color Blindness Simulation

Original

#1F47AD

Protanopia

#303194

Deuteranopia

#2E2B8E

Tritanopia

#21817D

Achromatopsia

#464646

CSS Usage

background-color: #1F47AD;
color: #1F47AD;
border-color: #1F47AD;
Nearest Tailwind: Blue 800 #1E40AF

Tailwind Shades

50
#F3F5FC
100
#E3E9F8
200
#C2D0F4
300
#97AFEC
400
#5F84E2
500
#2759D8
600
#1F47AD
700
#19398A
800
#132C6C
900
#12234F
950
#0B1632

Contrast Checker

Text on white

8.19:1

AA Pass AAA Pass

Text on black

2.56:1

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