#3B587F

#3B587F

Color Values

HEX

#3B587F

RGB

59, 88, 127

HSL

214.4, 36.6%, 36.5%

HSV

214.4, 53.5%, 49.8%

CMYK

53.5%, 30.7%, 0.0%, 50.2%

OKLCH

0.4554 0.073 256.1

Properties

Cool Dark Nearest: RAL 5007 Brilliant Blue

Color Harmonies

Complementary

#3B587F

#7F623B

Analogous

#3B7A7F

#403B7F

#3B587F

Triadic

#3B587F

#7F3B58

#587F3B

Split Complementary

#3B587F

#7F403B

#7A7F3B

Tetradic

#3B587F

#7F3B7A

#7F623B

#3B7F40

Color Blindness Simulation

Original

#3B587F

Protanopia

#484876

Deuteranopia

#464473

Tritanopia

#3C6E6C

Achromatopsia

#555555

CSS Usage

background-color: #3B587F;
color: #3B587F;
border-color: #3B587F;
Nearest Tailwind: Sky 800 #075985

Tailwind Shades

50
#F5F7FA
100
#E8ECF3
200
#CED9E8
300
#ABBFD8
400
#7E9CC3
500
#5179AE
600
#41618B
700
#344D6F
800
#283C57
900
#202E40
950
#151D29

Contrast Checker

Text on white

7.27:1

AA Pass AAA Pass

Text on black

2.89:1

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