#1931B3

#1931B3

Color Values

HEX

#1931B3

RGB

25, 49, 179

HSL

230.6, 75.5%, 40.0%

HSV

230.6, 86.0%, 70.2%

CMYK

86.0%, 72.6%, 0.0%, 29.8%

OKLCH

0.4006 0.2039 266.8

Properties

Cool Dark Nearest: darkblue

Color Harmonies

Complementary

#1931B3

#B39B19

Analogous

#197EB3

#4E19B3

#1931B3

Triadic

#1931B3

#B31931

#31B319

Split Complementary

#1931B3

#B34E19

#7EB319

Tetradic

#1931B3

#B3197E

#B39B19

#19B34E

Color Blindness Simulation

Original

#1931B3

Protanopia

#232494

Deuteranopia

#22208C

Tritanopia

#1A7B75

Achromatopsia

#353535

CSS Usage

background-color: #1931B3;
color: #1931B3;
border-color: #1931B3;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F2F4FC
100
#E2E5F9
200
#C0C9F6
300
#94A2F0
400
#5970E8
500
#1F3DE0
600
#1931B3
700
#14278F
800
#101F70
900
#101A51
950
#0A1033

Contrast Checker

Text on white

9.85:1

AA Pass AAA Pass

Text on black

2.13:1

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