#25181B

#25181B

Color Values

HEX

#25181B

RGB

37, 24, 27

HSL

346.2, 21.3%, 12.0%

HSV

346.2, 35.1%, 14.5%

CMYK

0.0%, 35.1%, 27.0%, 85.5%

OKLCH

0.2269 0.0215 3.7

Properties

Warm Dark Nearest: RAL 5011 Steel Blue

Color Harmonies

Complementary

#25181B

#182522

Analogous

#251822

#251C18

#25181B

Triadic

#25181B

#1B2518

#181B25

Split Complementary

#25181B

#18251C

#182225

Tetradic

#25181B

#222518

#182522

#1C1825

Color Blindness Simulation

Original

#25181B

Protanopia

#1F1F1A

Deuteranopia

#20211A

Tritanopia

#241A1A

Achromatopsia

#1B1B1B

CSS Usage

background-color: #25181B;
color: #25181B;
border-color: #25181B;
Nearest Tailwind: Stone 900 #1C1917

Tailwind Shades

50
#F9F6F7
100
#F0EAEB
200
#E3D4D7
300
#CFB5BB
400
#B58D96
500
#9B6471
600
#7C505A
700
#634048
800
#4D3238
900
#3A272B
950
#24191B

Contrast Checker

Text on white

17.14:1

AA Pass AAA Pass

Text on black

1.23:1

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