#23233F

#23233F

Color Values

HEX

#23233F

RGB

35, 35, 63

HSL

240.0, 28.6%, 19.2%

HSV

240.0, 44.4%, 24.7%

CMYK

44.4%, 44.4%, 0.0%, 75.3%

OKLCH

0.2709 0.0514 282.4

Properties

Cool Dark Nearest: RAL 5013 Cobalt Blue

Color Harmonies

Complementary

#23233F

#3F3F23

Analogous

#23313F

#31233F

#23233F

Triadic

#23233F

#3F2323

#233F23

Split Complementary

#23233F

#3F3123

#313F23

Tetradic

#23233F

#3F2331

#3F3F23

#233F31

Color Blindness Simulation

Original

#23233F

Protanopia

#232338

Deuteranopia

#232337

Tritanopia

#233332

Achromatopsia

#252525

CSS Usage

background-color: #23233F;
color: #23233F;
border-color: #23233F;
Nearest Tailwind: Slate 800 #1E293B

Tailwind Shades

50
#F5F5F9
100
#E9E9F1
200
#D1D1E6
300
#B0B0D3
400
#8686BC
500
#5B5BA4
600
#494983
700
#3A3A69
800
#2E2E52
900
#24243D
950
#171726

Contrast Checker

Text on white

15.18:1

AA Pass AAA Pass

Text on black

1.38:1

AA Fail AAA Fail

Related Articles

Color Questions

What Is Pantone? The Universal Color Language

Feb 20, 2026
Color Questions

What Is Metamerism? Why Colors Look Different Under Different Lights

Feb 20, 2026
Color Questions

What Is Luminance? Brightness in Color Science

Feb 20, 2026