#011F42

#011F42

Color Values

HEX

#011F42

RGB

1, 31, 66

HSL

212.3, 97.0%, 13.1%

HSV

212.3, 98.5%, 25.9%

CMYK

98.5%, 53.0%, 0.0%, 74.1%

OKLCH

0.2412 0.0755 254.4

Properties

Cool Dark Nearest: RAL 5010 Gentian Blue

Color Harmonies

Complementary

#011F42

#422401

Analogous

#013F42

#030142

#011F42

Triadic

#011F42

#42011F

#1F4201

Split Complementary

#011F42

#420301

#3F4201

Tetradic

#011F42

#42013F

#422401

#014203

Color Blindness Simulation

Original

#011F42

Protanopia

#0E0E3A

Deuteranopia

#0C0A37

Tritanopia

#023331

Achromatopsia

#1B1B1B

CSS Usage

background-color: #011F42;
color: #011F42;
border-color: #011F42;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F1F7FE
100
#DEECFC
200
#B9D9FE
300
#86BDFD
400
#459AFC
500
#0476FB
600
#035EC9
700
#024CA1
800
#023B7E
900
#062D5B
950
#041D39

Contrast Checker

Text on white

16.46:1

AA Pass AAA Pass

Text on black

1.28:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026