#133B65

#133B65

Color Values

HEX

#133B65

RGB

19, 59, 101

HSL

210.7, 68.3%, 23.5%

HSV

210.7, 81.2%, 39.6%

CMYK

81.2%, 41.6%, 0.0%, 60.4%

OKLCH

0.3481 0.0858 252.6

Properties

Cool Dark Nearest: Midnight Blue

Color Harmonies

Complementary

#133B65

#653D13

Analogous

#136465

#141365

#133B65

Triadic

#133B65

#65133B

#3B6513

Split Complementary

#133B65

#651413

#646513

Tetradic

#133B65

#651364

#653D13

#136514

Color Blindness Simulation

Original

#133B65

Protanopia

#24255B

Deuteranopia

#221F58

Tritanopia

#155351

Achromatopsia

#363636

CSS Usage

background-color: #133B65;
color: #133B65;
border-color: #133B65;
Nearest Tailwind: Sky 900 #0C4A6E

Tailwind Shades

50
#F3F7FC
100
#E3EDF8
200
#C3DBF4
300
#98C1EC
400
#609FE1
500
#287DD7
600
#2064AC
700
#1A5089
800
#143F6B
900
#13304E
950
#0C1E31

Contrast Checker

Text on white

11.41:1

AA Pass AAA Pass

Text on black

1.84:1

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