#1F11EE

#1F11EE

Color Values

HEX

#1F11EE

RGB

31, 17, 238

HSL

243.8, 86.7%, 50.0%

HSV

243.8, 92.9%, 93.3%

CMYK

87.0%, 92.9%, 0.0%, 6.7%

OKLCH

0.4421 0.2881 267.4

Properties

Cool Dark Nearest: blue

Color Harmonies

Complementary

#1F11EE

#E0EE11

Analogous

#1171EE

#8E11EE

#1F11EE

Triadic

#1F11EE

#EE1F11

#11EE1F

Split Complementary

#1F11EE

#EE8E11

#71EE11

Tetradic

#1F11EE

#EE1171

#E0EE11

#11EE8E

Color Blindness Simulation

Original

#1F11EE

Protanopia

#1919B9

Deuteranopia

#1A1BAC

Tritanopia

#1E8E85

Achromatopsia

#242424

CSS Usage

background-color: #1F11EE;
color: #1F11EE;
border-color: #1F11EE;
Nearest Tailwind: Violet 700 #6D28D9

Tailwind Shades

50
#F2F2FD
100
#E2E0FA
200
#C0BCFA
300
#938DF7
400
#594FF2
500
#1F11EE
600
#190EBE
700
#140B98
800
#0F0877
900
#0F0B56
950
#0A0736

Contrast Checker

Text on white

8.85:1

AA Pass AAA Pass

Text on black

2.37:1

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