#023589

#023589

Color Values

HEX

#023589

RGB

2, 53, 137

HSL

217.3, 97.1%, 27.3%

HSV

217.3, 98.5%, 53.7%

CMYK

98.5%, 61.3%, 0.0%, 46.3%

OKLCH

0.3595 0.1489 260.7

Properties

Cool Dark Nearest: NCS S 3060-B Dark Blue

Color Harmonies

Complementary

#023589

#895602

Analogous

#027989

#120289

#023589

Triadic

#023589

#890235

#358902

Split Complementary

#023589

#891202

#798902

Tetradic

#023589

#890279

#895602

#028912

Color Blindness Simulation

Original

#023589

Protanopia

#181975

Deuteranopia

#151170

Tritanopia

#056561

Achromatopsia

#303030

CSS Usage

background-color: #023589;
color: #023589;
border-color: #023589;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F1F6FE
100
#DEEAFC
200
#B9D3FE
300
#86B3FD
400
#458AFC
500
#0461FB
600
#034EC9
700
#023EA1
800
#02317E
900
#06265B
950
#041839

Contrast Checker

Text on white

11.21:1

AA Pass AAA Pass

Text on black

1.87:1

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