#183441

#183441

Color Values

HEX

#183441

RGB

24, 52, 65

HSL

199,0, 46,1%, 17,5%

HSV

199,0, 63,1%, 25,5%

CMYK

63,1%, 20,0%, 0,0%, 74,5%

OKLCH

0,3093 0,0412 230,1

Properties

Cool Dark Nearest: RAL 5001 Green Blue

Color Harmonies

Complementary

#183441

#412518

Analogous

#18413A

#182041

#183441

Triadic

#183441

#411834

#344118

Split Complementary

#183441

#411820

#413A18

Tetradic

#183441

#3A1841

#412518

#204118

Color Blindness Simulation

Original

#183441

Protanopia

#24243E

Deuteranopia

#22203D

Tritanopia

#193B3B

Achromatopsia

#2F2F2F

CSS Usage

background-color: #183441;
color: #183441;
border-color: #183441;
Nearest Tailwind: Cyan 950 #083344

Tailwind Shades

50
#F4F8FA
100
#E6F0F4
200
#CBE1EC
300
#A6CCDE
400
#75B1CC
500
#4595BA
600
#377795
700
#2C5F77
800
#224B5D
900
#1C3845
950
#12232B

Contrast Checker

Text on white

13,07:1

AA Pass AAA Pass

Text on black

1,61:1

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