#150D20

#150D20

Color Values

HEX

#150D20

RGB

21, 13, 32

HSL

265.3, 42.2%, 8.8%

HSV

265.3, 59.4%, 12.5%

CMYK

34.4%, 59.4%, 0.0%, 87.5%

OKLCH

0.1806 0.0393 302.0

Properties

Cool Dark Nearest: RAL 5003 Sapphire Blue

Color Harmonies

Complementary

#150D20

#18200D

Analogous

#0D0E20

#1E0D20

#150D20

Triadic

#150D20

#20150D

#0D2015

Split Complementary

#150D20

#201E0D

#0E200D

Tetradic

#150D20

#200D0E

#18200D

#0D201E

Color Blindness Simulation

Original

#150D20

Protanopia

#12111B

Deuteranopia

#12131A

Tritanopia

#151817

Achromatopsia

#101010

CSS Usage

background-color: #150D20;
color: #150D20;
border-color: #150D20;
Nearest Tailwind: Slate 900 #0F172A

Tailwind Shades

50
#F7F5FA
100
#ECE7F4
200
#D9CCEA
300
#BEA8DC
400
#9A79C8
500
#774AB5
600
#5F3B91
700
#4C2F74
800
#3C255B
900
#2E1E43
950
#1D132A

Contrast Checker

Text on white

18.91:1

AA Pass AAA Pass

Text on black

1.11:1

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