#233C80

#233C80

Color Values

HEX

#233C80

RGB

35, 60, 128

HSL

223.9, 57.1%, 32.0%

HSV

223.9, 72.7%, 50.2%

CMYK

72.7%, 53.1%, 0.0%, 49.8%

OKLCH

0.3775 0.119 265.7

Properties

Cool Dark Nearest: NCS S 3060-B Dark Blue

Color Harmonies

Complementary

#233C80

#806723

Analogous

#236B80

#392380

#233C80

Triadic

#233C80

#80233C

#3C8023

Split Complementary

#233C80

#803923

#6B8023

Tetradic

#233C80

#80236B

#806723

#238039

Color Blindness Simulation

Original

#233C80

Protanopia

#2E2E70

Deuteranopia

#2C2A6C

Tritanopia

#246360

Achromatopsia

#3C3C3C

CSS Usage

background-color: #233C80;
color: #233C80;
border-color: #233C80;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F4F6FB
100
#E4E9F6
200
#C7D2F0
300
#9FB2E5
400
#6B88D7
500
#375EC8
600
#2C4BA0
700
#233C80
800
#1B2F64
900
#182549
950
#0F172E

Contrast Checker

Text on white

10.35:1

AA Pass AAA Pass

Text on black

2.03:1

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