#1C2471

#1C2471

Color Values

HEX

#1C2471

RGB

28, 36, 113

HSL

234.4, 60.3%, 27.6%

HSV

234.4, 75.2%, 44.3%

CMYK

75.2%, 68.1%, 0.0%, 55.7%

OKLCH

0.3102 0.1312 271.6

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#1C2471

#71691C

Analogous

#1C4E71

#3E1C71

#1C2471

Triadic

#1C2471

#711C24

#24711C

Split Complementary

#1C2471

#713E1C

#4E711C

Tetradic

#1C2471

#711C4E

#71691C

#1C713E

Color Blindness Simulation

Original

#1C2471

Protanopia

#1F205E

Deuteranopia

#1F1E5A

Tritanopia

#1C504C

Achromatopsia

#282828

CSS Usage

background-color: #1C2471;
color: #1C2471;
border-color: #1C2471;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F3F4FB
100
#E4E6F6
200
#C6CAF1
300
#9DA4E7
400
#6872DA
500
#3341CC
600
#2834A4
700
#202A83
800
#192066
900
#161B4B
950
#0E112F

Contrast Checker

Text on white

13.63:1

AA Pass AAA Pass

Text on black

1.54:1

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