#180F27

#180F27

Color Values

HEX

#180F27

RGB

24, 15, 39

HSL

262.5, 44.4%, 10.6%

HSV

262.5, 61.5%, 15.3%

CMYK

38.5%, 61.5%, 0.0%, 84.7%

OKLCH

0.1944 0.0479 299.2

Properties

Cool Dark Nearest: RAL 5003 Sapphire Blue

Color Harmonies

Complementary

#180F27

#1E270F

Analogous

#0F1227

#240F27

#180F27

Triadic

#180F27

#27180F

#0F2718

Split Complementary

#180F27

#27240F

#12270F

Tetradic

#180F27

#270F12

#1E270F

#0F2724

Color Blindness Simulation

Original

#180F27

Protanopia

#141421

Deuteranopia

#151520

Tritanopia

#181D1C

Achromatopsia

#131313

CSS Usage

background-color: #180F27;
color: #180F27;
border-color: #180F27;
Nearest Tailwind: Slate 900 #0F172A

Tailwind Shades

50
#F7F4FA
100
#EBE6F4
200
#D7CBEB
300
#BBA7DD
400
#9677CB
500
#7147B8
600
#5B3993
700
#492D76
800
#39235C
900
#2C1D44
950
#1C122B

Contrast Checker

Text on white

18.48:1

AA Pass AAA Pass

Text on black

1.14:1

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