#233040

#233040

Color Values

HEX

#233040

RGB

35, 48, 64

HSL

213.1, 29.3%, 19.4%

HSV

213.1, 45.3%, 25.1%

CMYK

45.3%, 25.0%, 0.0%, 74.9%

OKLCH

0.3048 0.034 254.0

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#233040

#403323

Analogous

#233E40

#242340

#233040

Triadic

#233040

#402330

#304023

Split Complementary

#233040

#402423

#3E4023

Tetradic

#233040

#40233E

#403323

#234024

Color Blindness Simulation

Original

#233040

Protanopia

#29293C

Deuteranopia

#28273B

Tritanopia

#243938

Achromatopsia

#2E2E2E

CSS Usage

background-color: #233040;
color: #233040;
border-color: #233040;
Nearest Tailwind: Gray 800 #1F2937

Tailwind Shades

50
#F5F7F9
100
#E9EDF2
200
#D1DAE6
300
#B0C0D4
400
#859EBC
500
#5A7CA5
600
#486384
700
#3A4F6A
800
#2D3E52
900
#242F3D
950
#171E27

Contrast Checker

Text on white

13.39:1

AA Pass AAA Pass

Text on black

1.57:1

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