#03337E

#03337E

Color Values

HEX

#03337E

RGB

3, 51, 126

HSL

216.6, 95.3%, 25.3%

HSV

216.6, 97.6%, 49.4%

CMYK

97.6%, 59.5%, 0.0%, 50.6%

OKLCH

0.345 0.1361 260.1

Properties

Cool Dark Nearest: NCS S 3060-B Dark Blue

Color Harmonies

Complementary

#03337E

#7E4E03

Analogous

#03707E

#11037E

#03337E

Triadic

#03337E

#7E0333

#337E03

Split Complementary

#03337E

#7E1103

#707E03

Tetradic

#03337E

#7E0370

#7E4E03

#037E11

Color Blindness Simulation

Original

#03337E

Protanopia

#18186C

Deuteranopia

#151167

Tritanopia

#055E5A

Achromatopsia

#2E2E2E

CSS Usage

background-color: #03337E;
color: #03337E;
border-color: #03337E;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F1F6FE
100
#DFEAFC
200
#B9D4FD
300
#87B5FC
400
#478DFB
500
#0665F9
600
#0551C7
700
#04409F
800
#03327D
900
#07275A
950
#041939

Contrast Checker

Text on white

11.81:1

AA Pass AAA Pass

Text on black

1.78:1

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