#182B42

#182B42

Color Values

HEX

#182B42

RGB

24, 43, 66

HSL

212.9, 46.7%, 17.6%

HSV

212.9, 63.6%, 25.9%

CMYK

63.6%, 34.8%, 0.0%, 74.1%

OKLCH

0.2849 0.0494 254.0

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#182B42

#422F18

Analogous

#184042

#1A1842

#182B42

Triadic

#182B42

#42182B

#2B4218

Split Complementary

#182B42

#421A18

#404218

Tetradic

#182B42

#421840

#422F18

#18421A

Color Blindness Simulation

Original

#182B42

Protanopia

#20203C

Deuteranopia

#1F1E3B

Tritanopia

#193837

Achromatopsia

#292929

CSS Usage

background-color: #182B42;
color: #182B42;
border-color: #182B42;
Nearest Tailwind: Slate 800 #1E293B

Tailwind Shades

50
#F4F7FA
100
#E6ECF4
200
#CBDAEC
300
#A5BFDE
400
#759CCD
500
#447ABB
600
#366196
700
#2B4E78
800
#223D5E
900
#1C2E45
950
#121D2B

Contrast Checker

Text on white

14.35:1

AA Pass AAA Pass

Text on black

1.46:1

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