#042E6D

#042E6D

Color Values

HEX

#042E6D

RGB

4, 46, 109

HSL

216.0, 92.9%, 22.2%

HSV

216.0, 96.3%, 42.7%

CMYK

96.3%, 57.8%, 0.0%, 57.3%

OKLCH

0.3182 0.1184 259.4

Properties

Cool Dark Nearest: NCS S 3060-B Dark Blue

Color Harmonies

Complementary

#042E6D

#6D4304

Analogous

#04636D

#0F046D

#042E6D

Triadic

#042E6D

#6D042E

#2E6D04

Split Complementary

#042E6D

#6D0F04

#636D04

Tetradic

#042E6D

#6D0463

#6D4304

#046D0F

Color Blindness Simulation

Original

#042E6D

Protanopia

#16175E

Deuteranopia

#14115A

Tritanopia

#06524F

Achromatopsia

#2A2A2A

CSS Usage

background-color: #042E6D;
color: #042E6D;
border-color: #042E6D;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F1F6FD
100
#DFEAFB
200
#BAD5FC
300
#89B6FB
400
#498FF8
500
#0968F6
600
#0753C5
700
#06429D
800
#05347B
900
#082859
950
#051938

Contrast Checker

Text on white

12.99:1

AA Pass AAA Pass

Text on black

1.62:1

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