#3F7488

#3F7488

Color Values

HEX

#3F7488

RGB

63, 116, 136

HSL

196.4, 36.7%, 39.0%

HSV

196.4, 53.7%, 53.3%

CMYK

53.7%, 14.7%, 0.0%, 46.7%

OKLCH

0.5304 0.0646 224.7

Properties

Cool Dark Nearest: skyblue 4

Color Harmonies

Complementary

#3F7488

#88533F

Analogous

#3F8877

#3F4F88

#3F7488

Triadic

#3F7488

#883F74

#74883F

Split Complementary

#3F7488

#883F4F

#88773F

Tetradic

#3F7488

#773F88

#88533F

#4F883F

Color Blindness Simulation

Original

#3F7488

Protanopia

#565683

Deuteranopia

#534F82

Tritanopia

#427F7E

Achromatopsia

#6A6A6A

CSS Usage

background-color: #3F7488;
color: #3F7488;
border-color: #3F7488;
Nearest Tailwind: Cyan 700 #0E7490

Tailwind Shades

50
#F5F8FA
100
#E8F0F3
200
#CEE1E8
300
#ABCCD8
400
#7EB0C3
500
#5195AE
600
#41778B
700
#345F70
800
#284A57
900
#203840
950
#142329

Contrast Checker

Text on white

5.17:1

AA Pass AAA Fail

Text on black

4.07:1

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