#242538

#242538

Color Values

HEX

#242538

RGB

36, 37, 56

HSL

237,0, 21,7%, 18,0%

HSV

237,0, 35,7%, 22,0%

CMYK

35,7%, 33,9%, 0,0%, 78,0%

OKLCH

0,2726 0,0351 281,5

Properties

Cool Dark Nearest: RAL 5003 Sapphire Blue

Color Harmonies

Complementary

#242538

#383724

Analogous

#242F38

#2D2438

#242538

Triadic

#242538

#382425

#253824

Split Complementary

#242538

#382D24

#2F3824

Tetradic

#242538

#38242F

#383724

#24382D

Color Blindness Simulation

Original

#242538

Protanopia

#242433

Deuteranopia

#242432

Tritanopia

#24302F

Achromatopsia

#262626

CSS Usage

background-color: #242538;
color: #242538;
border-color: #242538;
Nearest Tailwind: Slate 800 #1E293B

Tailwind Shades

50
#F6F6F9
100
#EAEAF0
200
#D4D4E3
300
#B5B6CF
400
#8C8EB5
500
#64679B
600
#50527C
700
#404263
800
#32334E
900
#27283A
950
#191925

Contrast Checker

Text on white

15,03:1

AA Pass AAA Pass

Text on black

1,4:1

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