#12424F

#12424F

Color Values

HEX

#12424F

RGB

18, 66, 79

HSL

192.8, 62.9%, 19.0%

HSV

192.8, 77.2%, 31.0%

CMYK

77.2%, 16.5%, 0.0%, 69.0%

OKLCH

0.3536 0.0547 219.6

Properties

Cool Dark Nearest: RAL 6004 Blue Green

Color Harmonies

Complementary

#12424F

#4F1F12

Analogous

#124F3D

#12234F

#12424F

Triadic

#12424F

#4F1242

#424F12

Split Complementary

#12424F

#4F1223

#4F3D12

Tetradic

#12424F

#3D124F

#4F1F12

#234F12

Color Blindness Simulation

Original

#12424F

Protanopia

#27274C

Deuteranopia

#24204B

Tritanopia

#144949

Achromatopsia

#393939

CSS Usage

background-color: #12424F;
color: #12424F;
border-color: #12424F;
Nearest Tailwind: Cyan 900 #164E63

Tailwind Shades

50
#F3FAFB
100
#E4F3F7
200
#C5E8F2
300
#9BD8E8
400
#65C3DC
500
#2FADD0
600
#268BA6
700
#1E6F85
800
#185768
900
#15404C
950
#0D2930

Contrast Checker

Text on white

10.95:1

AA Pass AAA Pass

Text on black

1.92:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026