#1C197F

#1C197F

Color Values

HEX

#1C197F

RGB

28, 25, 127

HSL

241.8, 67.1%, 29.8%

HSV

241.8, 80.3%, 49.8%

CMYK

78.0%, 80.3%, 0.0%, 50.2%

OKLCH

0.3075 0.1622 272.7

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#1C197F

#7C7F19

Analogous

#19497F

#4F197F

#1C197F

Triadic

#1C197F

#7F1C19

#197F1C

Split Complementary

#1C197F

#7F4F19

#497F19

Tetradic

#1C197F

#7F1949

#7C7F19

#197F4F

Color Blindness Simulation

Original

#1C197F

Protanopia

#1B1B66

Deuteranopia

#1B1B60

Tritanopia

#1C534F

Achromatopsia

#212121

CSS Usage

background-color: #1C197F;
color: #1C197F;
border-color: #1C197F;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F3F3FC
100
#E4E3F7
200
#C5C3F3
300
#9B99EB
400
#6561E0
500
#2F2AD5
600
#2622AA
700
#1E1B88
800
#18156B
900
#15134E
950
#0D0C31

Contrast Checker

Text on white

14.05:1

AA Pass AAA Pass

Text on black

1.49:1

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