#233F71

#233F71

Color Values

HEX

#233F71

RGB

35, 63, 113

HSL

218.5, 52.7%, 29.0%

HSV

218.5, 69.0%, 44.3%

CMYK

69.0%, 44.2%, 0.0%, 55.7%

OKLCH

0.3732 0.0925 261.1

Properties

Cool Dark Nearest: RAL 5017 Traffic Blue

Color Harmonies

Complementary

#233F71

#715523

Analogous

#236671

#2E2371

#233F71

Triadic

#233F71

#71233F

#3F7123

Split Complementary

#233F71

#712E23

#667123

Tetradic

#233F71

#712366

#715523

#23712E

Color Blindness Simulation

Original

#233F71

Protanopia

#2F2F65

Deuteranopia

#2E2B62

Tritanopia

#245B59

Achromatopsia

#3D3D3D

CSS Usage

background-color: #233F71;
color: #233F71;
border-color: #233F71;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F4F6FB
100
#E5EBF5
200
#C8D6EE
300
#A2B9E2
400
#6F93D2
500
#3C6CC3
600
#30579C
700
#27457D
800
#1E3661
900
#192A47
950
#101A2D

Contrast Checker

Text on white

10.39:1

AA Pass AAA Pass

Text on black

2.02:1

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