#151F29

#151F29

Color Values

HEX

#151F29

RGB

21, 31, 41

HSL

210.0, 32.3%, 12.2%

HSV

210.0, 48.8%, 16.1%

CMYK

48.8%, 24.4%, 0.0%, 83.9%

OKLCH

0.2346 0.0242 248.9

Properties

Cool Dark Nearest: RAL 5008 Grey Blue

Color Harmonies

Complementary

#151F29

#291F15

Analogous

#152929

#151529

#151F29

Triadic

#151F29

#29151F

#1F2915

Split Complementary

#151F29

#291515

#292915

Tetradic

#151F29

#291529

#291F15

#152915

Color Blindness Simulation

Original

#151F29

Protanopia

#191927

Deuteranopia

#191826

Tritanopia

#162524

Achromatopsia

#1E1E1E

CSS Usage

background-color: #151F29;
color: #151F29;
border-color: #151F29;
Nearest Tailwind: Gray 900 #111827

Tailwind Shades

50
#F5F7F9
100
#E8EDF2
200
#D0DBE7
300
#AEC2D6
400
#82A1BF
500
#5680A9
600
#456687
700
#37526C
800
#2B4054
900
#22303F
950
#161F27

Contrast Checker

Text on white

16.67:1

AA Pass AAA Pass

Text on black

1.26:1

AA Fail AAA Fail

Related Articles

Color Questions

What Is Pantone? The Universal Color Language

Feb 20, 2026
Color Questions

What Is Metamerism? Why Colors Look Different Under Different Lights

Feb 20, 2026
Color Questions

What Is Luminance? Brightness in Color Science

Feb 20, 2026