#15488C

#15488C

Color Values

HEX

#15488C

RGB

21, 72, 140

HSL

214.3, 73.9%, 31.6%

HSV

214.3, 85.0%, 54.9%

CMYK

85.0%, 48.6%, 0.0%, 45.1%

OKLCH

0.4089 0.1251 257.3

Properties

Cool Dark Nearest: dodgerblue 4

Color Harmonies

Complementary

#15488C

#8C5915

Analogous

#15848C

#1E158C

#15488C

Triadic

#15488C

#8C1548

#488C15

Split Complementary

#15488C

#8C1E15

#848C15

Tetradic

#15488C

#8C1584

#8C5915

#158C1E

Color Blindness Simulation

Original

#15488C

Protanopia

#2B2C7C

Deuteranopia

#282478

Tritanopia

#186F6C

Achromatopsia

#424242

CSS Usage

background-color: #15488C;
color: #15488C;
border-color: #15488C;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F3F7FC
100
#E2ECF8
200
#C1D8F6
300
#95BBEF
400
#5B97E6
500
#2172DE
600
#1B5BB1
700
#15498E
800
#11396F
900
#102C51
950
#0A1C33

Contrast Checker

Text on white

8.98:1

AA Pass AAA Pass

Text on black

2.34:1

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