#15147C

#15147C

Color Values

HEX

#15147C

RGB

21, 20, 124

HSL

240.6, 72.2%, 28.2%

HSV

240.6, 83.9%, 48.6%

CMYK

83.1%, 83.9%, 0.0%, 51.4%

OKLCH

0.2933 0.1649 270.5

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#15147C

#7B7C14

Analogous

#14477C

#49147C

#15147C

Triadic

#15147C

#7C1514

#147C15

Split Complementary

#15147C

#7C4914

#477C14

Tetradic

#15147C

#7C1447

#7B7C14

#147C49

Color Blindness Simulation

Original

#15147C

Protanopia

#151563

Deuteranopia

#15155D

Tritanopia

#154F4B

Achromatopsia

#1C1C1C

CSS Usage

background-color: #15147C;
color: #15147C;
border-color: #15147C;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F3F3FC
100
#E2E2F8
200
#C2C2F5
300
#9696EE
400
#5E5DE5
500
#2523DC
600
#1E1CB0
700
#18178D
800
#13126E
900
#121150
950
#0B0B32

Contrast Checker

Text on white

14.76:1

AA Pass AAA Pass

Text on black

1.42:1

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