#15598F

#15598F

Color Values

HEX

#15598F

RGB

21, 89, 143

HSL

206.6, 74.4%, 32.2%

HSV

206.6, 85.3%, 56.1%

CMYK

85.3%, 37.8%, 0.0%, 43.9%

OKLCH

0.4519 0.1095 247.9

Properties

Cool Dark Nearest: RAL 5019 Capri Blue

Color Harmonies

Complementary

#15598F

#8F4B15

Analogous

#158F88

#151C8F

#15598F

Triadic

#15598F

#8F1559

#598F15

Split Complementary

#15598F

#8F151C

#8F8815

Tetradic

#15598F

#88158F

#8F4B15

#1C8F15

Color Blindness Simulation

Original

#15598F

Protanopia

#323382

Deuteranopia

#2E297F

Tritanopia

#187875

Achromatopsia

#4E4E4E

CSS Usage

background-color: #15598F;
color: #15598F;
border-color: #15598F;
Nearest Tailwind: Sky 800 #075985

Tailwind Shades

50
#F3F8FC
100
#E2EEF8
200
#C1DEF6
300
#94C7EF
400
#5AA9E7
500
#218ADE
600
#1A6FB2
700
#15588E
800
#10456F
900
#103451
950
#0A2133

Contrast Checker

Text on white

7.35:1

AA Pass AAA Pass

Text on black

2.86:1

AA Fail AAA Fail

Related Articles

Color Questions

What Is Pantone? The Universal Color Language

Feb 20, 2026
Color Questions

What Is Metamerism? Why Colors Look Different Under Different Lights

Feb 20, 2026
Color Questions

What Is Luminance? Brightness in Color Science

Feb 20, 2026