#233F57

#233F57

Color Values

HEX

#233F57

RGB

35, 63, 87

HSL

207.7, 42.6%, 23.9%

HSV

207.7, 59.8%, 34.1%

CMYK

59.8%, 27.6%, 0.0%, 65.9%

OKLCH

0.357 0.054 245.9

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#233F57

#573B23

Analogous

#235755

#232557

#233F57

Triadic

#233F57

#57233F

#3F5723

Split Complementary

#233F57

#572325

#575523

Tetradic

#233F57

#552357

#573B23

#255723

Color Blindness Simulation

Original

#233F57

Protanopia

#2F2F51

Deuteranopia

#2E2B50

Tritanopia

#244D4C

Achromatopsia

#3B3B3B

CSS Usage

background-color: #233F57;
color: #233F57;
border-color: #233F57;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F5F8FA
100
#E7EEF4
200
#CCDCEB
300
#A8C4DC
400
#78A4C9
500
#4984B6
600
#3B6991
700
#2F5474
800
#25425B
900
#1E3243
950
#131F2A

Contrast Checker

Text on white

10.94:1

AA Pass AAA Pass

Text on black

1.92:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

2月 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

1月 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

1月 21, 2026