#010524

#010524

Color Values

HEX

#010524

RGB

1, 5, 36

HSL

233.1, 94.6%, 7.3%

HSV

233.1, 97.2%, 14.1%

CMYK

97.2%, 86.1%, 0.0%, 85.9%

OKLCH

0.1393 0.0671 265.4

Properties

Cool Dark Nearest: RAL 5003 Sapphire Blue

Color Harmonies

Complementary

#010524

#242001

Analogous

#011724

#0F0124

#010524

Triadic

#010524

#240105

#052401

Split Complementary

#010524

#240F01

#172401

Tetradic

#010524

#240117

#242001

#01240F

Color Blindness Simulation

Original

#010524

Protanopia

#03031D

Deuteranopia

#02021B

Tritanopia

#011715

Achromatopsia

#060606

CSS Usage

background-color: #010524;
color: #010524;
border-color: #010524;
Nearest Tailwind: Slate 900 #0F172A

Tailwind Shades

50
#F1F3FE
100
#DFE2FC
200
#BAC1FD
300
#8895FC
400
#475CFA
500
#0723F8
600
#061CC6
700
#04169F
800
#03117C
900
#07115A
950
#050B39

Contrast Checker

Text on white

20.03:1

AA Pass AAA Pass

Text on black

1.05:1

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