#13233F

#13233F

Color Values

HEX

#13233F

RGB

19, 35, 63

HSL

218.2, 53.7%, 16.1%

HSV

218.2, 69.8%, 24.7%

CMYK

69.8%, 44.4%, 0.0%, 75.3%

OKLCH

0.2583 0.0573 260.9

Properties

Cool Dark Nearest: RAL 5013 Cobalt Blue

Color Harmonies

Complementary

#13233F

#3F2F13

Analogous

#13393F

#19133F

#13233F

Triadic

#13233F

#3F1323

#233F13

Split Complementary

#13233F

#3F1913

#393F13

Tetradic

#13233F

#3F1339

#3F2F13

#133F19

Color Blindness Simulation

Original

#13233F

Protanopia

#1A1A38

Deuteranopia

#191837

Tritanopia

#143332

Achromatopsia

#222222

CSS Usage

background-color: #13233F;
color: #13233F;
border-color: #13233F;
Nearest Tailwind: Sky 950 #082F49

Tailwind Shades

50
#F4F6FB
100
#E5EBF5
200
#C8D6EE
300
#A1B9E3
400
#6E93D3
500
#3B6DC4
600
#2F579D
700
#26467D
800
#1E3662
900
#192A48
950
#101B2D

Contrast Checker

Text on white

15.67:1

AA Pass AAA Pass

Text on black

1.34:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

1月 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

1月 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

1月 15, 2026