#333E55

#333E55

Color Values

HEX

#333E55

RGB

51, 62, 85

HSL

220.6, 25.0%, 26.7%

HSV

220.6, 40.0%, 33.3%

CMYK

40.0%, 27.1%, 0.0%, 66.7%

OKLCH

0.3642 0.0426 264.6

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#333E55

#554A33

Analogous

#334F55

#393355

#333E55

Triadic

#333E55

#55333E

#3E5533

Split Complementary

#333E55

#553933

#4F5533

Tetradic

#333E55

#55334F

#554A33

#335539

Color Blindness Simulation

Original

#333E55

Protanopia

#38384F

Deuteranopia

#37364E

Tritanopia

#344B4A

Achromatopsia

#3D3D3D

CSS Usage

background-color: #333E55;
color: #333E55;
border-color: #333E55;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F6F7F9
100
#E9ECF1
200
#D2D8E4
300
#B2BCD1
400
#8998B8
500
#60749F
600
#4D5D80
700
#3D4A66
800
#303A50
900
#262D3B
950
#181C25

Contrast Checker

Text on white

10.71:1

AA Pass AAA Pass

Text on black

1.96:1

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