#355FA6

#355FA6

Color Values

HEX

#355FA6

RGB

53, 95, 166

HSL

217.7, 51.6%, 42.9%

HSV

217.7, 68.1%, 65.1%

CMYK

68.1%, 42.8%, 0.0%, 34.9%

OKLCH

0.4919 0.1234 260.2

Properties

Cool Dark Nearest: NCS S 2060-B Deep Blue

Color Harmonies

Complementary

#355FA6

#A67C35

Analogous

#3597A6

#4335A6

#355FA6

Triadic

#355FA6

#A6355F

#5FA635

Split Complementary

#355FA6

#A64335

#97A635

Tetradic

#355FA6

#A63597

#A67C35

#35A643

Color Blindness Simulation

Original

#355FA6

Protanopia

#474895

Deuteranopia

#454291

Tritanopia

#378784

Achromatopsia

#5B5B5B

CSS Usage

background-color: #355FA6;
color: #355FA6;
border-color: #355FA6;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F4F6FB
100
#E5EBF5
200
#C9D7EE
300
#A2BAE1
400
#7094D1
500
#3E6FC1
600
#31589B
700
#27477C
800
#1F3761
900
#1A2B47
950
#101B2D

Contrast Checker

Text on white

6.29:1

AA Pass AAA Fail

Text on black

3.34:1

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