#343479

#343479

Color Values

HEX

#343479

RGB

52, 52, 121

HSL

240.0, 39.9%, 33.9%

HSV

240.0, 57.0%, 47.5%

CMYK

57.0%, 57.0%, 0.0%, 52.5%

OKLCH

0.366 0.1147 279.1

Properties

Cool Dark Nearest: NCS S 3060-B Dark Blue

Color Harmonies

Complementary

#343479

#797934

Analogous

#345679

#563479

#343479

Triadic

#343479

#793434

#347934

Split Complementary

#343479

#795634

#567934

Tetradic

#343479

#793456

#797934

#347956

Color Blindness Simulation

Original

#343479

Protanopia

#343468

Deuteranopia

#343464

Tritanopia

#345B58

Achromatopsia

#393939

CSS Usage

background-color: #343479;
color: #343479;
border-color: #343479;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F5F5FA
100
#E7E7F3
200
#CDCDEA
300
#A9A9DA
400
#7B7BC6
500
#4D4DB2
600
#3D3D8F
700
#313172
800
#262659
900
#1F1F42
950
#14142A

Contrast Checker

Text on white

10.98:1

AA Pass AAA Pass

Text on black

1.91:1

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