#3F697C

#3F697C

Color Values

HEX

#3F697C

RGB

63, 105, 124

HSL

198,7, 32,6%, 36,7%

HSV

198,7, 49,2%, 48,6%

CMYK

49,2%, 15,3%, 0,0%, 51,4%

OKLCH

0,4978 0,0558 228,6

Properties

Cool Dark Nearest: RAL 5025 Pearl Gentian Blue

Color Harmonies

Complementary

#3F697C

#7C523F

Analogous

#3F7C71

#3F4B7C

#3F697C

Triadic

#3F697C

#7C3F69

#697C3F

Split Complementary

#3F697C

#7C3F4B

#7C713F

Tetradic

#3F697C

#713F7C

#7C523F

#4B7C3F

Color Blindness Simulation

Original

#3F697C

Protanopia

#515277

Deuteranopia

#4F4C76

Tritanopia

#417473

Achromatopsia

#616161

CSS Usage

background-color: #3F697C;
color: #3F697C;
border-color: #3F697C;
Nearest Tailwind: Cyan 800 #155E75

Tailwind Shades

50
#F5F8F9
100
#E8EFF2
200
#D0E0E7
300
#AEC9D6
400
#82ACBF
500
#568FA9
600
#457387
700
#375C6C
800
#2B4855
900
#22363F
950
#162228

Contrast Checker

Text on white

5,96:1

AA Pass AAA Fail

Text on black

3,52:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026