#1F2FAD

#1F2FAD

Color Values

HEX

#1F2FAD

RGB

31, 47, 173

HSL

233.2, 69.6%, 40.0%

HSV

233.2, 82.1%, 67.8%

CMYK

82.1%, 72.8%, 0.0%, 32.2%

OKLCH

0.3933 0.1972 268.5

Properties

Cool Dark Nearest: darkblue

Color Harmonies

Complementary

#1F2FAD

#AD9D1F

Analogous

#1F76AD

#561FAD

#1F2FAD

Triadic

#1F2FAD

#AD1F2F

#2FAD1F

Split Complementary

#1F2FAD

#AD561F

#76AD1F

Tetradic

#1F2FAD

#AD1F76

#AD9D1F

#1FAD56

Color Blindness Simulation

Original

#1F2FAD

Protanopia

#26268F

Deuteranopia

#252487

Tritanopia

#207671

Achromatopsia

#353535

CSS Usage

background-color: #1F2FAD;
color: #1F2FAD;
border-color: #1F2FAD;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F3F4FC
100
#E3E5F8
200
#C2C8F4
300
#97A1EC
400
#5F6EE2
500
#273BD8
600
#1F2FAD
700
#19268A
800
#131D6C
900
#12194F
950
#0B1032

Contrast Checker

Text on white

10.15:1

AA Pass AAA Pass

Text on black

2.07:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026