#243F4B

#243F4B

Color Values

HEX

#243F4B

RGB

36, 63, 75

HSL

198,5, 35,1%, 21,8%

HSV

198,5, 52,0%, 29,4%

CMYK

52,0%, 16,0%, 0,0%, 70,6%

OKLCH

0,3514 0,039 228,1

Properties

Cool Dark Nearest: RAL 6004 Blue Green

Color Harmonies

Complementary

#243F4B

#4B3024

Analogous

#244B44

#242C4B

#243F4B

Triadic

#243F4B

#4B243F

#3F4B24

Split Complementary

#243F4B

#4B242C

#4B4424

Tetradic

#243F4B

#44244B

#4B3024

#2C4B24

Color Blindness Simulation

Original

#243F4B

Protanopia

#303048

Deuteranopia

#2E2C47

Tritanopia

#254645

Achromatopsia

#3A3A3A

CSS Usage

background-color: #243F4B;
color: #243F4B;
border-color: #243F4B;
Nearest Tailwind: Gray 700 #374151

Tailwind Shades

50
#F5F8FA
100
#E8EFF2
200
#CFE0E8
300
#ACCAD7
400
#80ADC2
500
#5391AC
600
#42748A
700
#355D6E
800
#294856
900
#213640
950
#152228

Contrast Checker

Text on white

11,13:1

AA Pass AAA Pass

Text on black

1,89:1

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