#133F80

#133F80

Color Values

HEX

#133F80

RGB

19, 63, 128

HSL

215.8, 74.1%, 28.8%

HSV

215.8, 85.2%, 50.2%

CMYK

85.2%, 50.8%, 0.0%, 49.8%

OKLCH

0.378 0.12 258.7

Properties

Cool Dark Nearest: RAL 5017 Traffic Blue

Color Harmonies

Complementary

#133F80

#805413

Analogous

#137580

#1E1380

#133F80

Triadic

#133F80

#80133F

#3F8013

Split Complementary

#133F80

#801E13

#758013

Tetradic

#133F80

#801375

#805413

#13801E

Color Blindness Simulation

Original

#133F80

Protanopia

#262670

Deuteranopia

#24206C

Tritanopia

#156461

Achromatopsia

#3A3A3A

CSS Usage

background-color: #133F80;
color: #133F80;
border-color: #133F80;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F3F6FC
100
#E2EBF8
200
#C1D6F6
300
#94B9EF
400
#5B93E7
500
#216DDE
600
#1A57B2
700
#15468E
800
#11376F
900
#102A51
950
#0A1B33

Contrast Checker

Text on white

10.24:1

AA Pass AAA Pass

Text on black

2.05:1

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