#2A3347

#2A3347

Color Values

HEX

#2A3347

RGB

42, 51, 71

HSL

221.4, 25.7%, 22.2%

HSV

221.4, 40.8%, 27.8%

CMYK

40.8%, 28.2%, 0.0%, 72.2%

OKLCH

0.3219 0.0379 265.6

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#2A3347

#473E2A

Analogous

#2A4247

#302A47

#2A3347

Triadic

#2A3347

#472A33

#33472A

Split Complementary

#2A3347

#47302A

#42472A

Tetradic

#2A3347

#472A42

#473E2A

#2A4730

Color Blindness Simulation

Original

#2A3347

Protanopia

#2E2E42

Deuteranopia

#2D2D41

Tritanopia

#2A3E3E

Achromatopsia

#333333

CSS Usage

background-color: #2A3347;
color: #2A3347;
border-color: #2A3347;
Nearest Tailwind: Slate 800 #1E293B

Tailwind Shades

50
#F6F7F9
100
#E9ECF1
200
#D2D8E4
300
#B2BCD2
400
#8897B9
500
#5F73A0
600
#4C5C80
700
#3D4A67
800
#2F3A50
900
#252C3C
950
#181C26

Contrast Checker

Text on white

12.63:1

AA Pass AAA Pass

Text on black

1.66:1

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