#40252B

#40252B

Color Values

HEX

#40252B

RGB

64, 37, 43

HSL

346.7, 26.7%, 19.8%

HSV

346.7, 42.2%, 25.1%

CMYK

0.0%, 42.2%, 32.8%, 74.9%

OKLCH

0.3011 0.0419 5.4

Properties

Warm Dark Nearest: RAL 3007 Black Red

Color Harmonies

Complementary

#40252B

#25403A

Analogous

#402538

#402D25

#40252B

Triadic

#40252B

#2B4025

#252B40

Split Complementary

#40252B

#25402D

#253840

Tetradic

#40252B

#384025

#25403A

#2D2540

Color Blindness Simulation

Original

#40252B

Protanopia

#34342A

Deuteranopia

#363829

Tritanopia

#3F2828

Achromatopsia

#2B2B2B

CSS Usage

background-color: #40252B;
color: #40252B;
border-color: #40252B;
Nearest Tailwind: Stone 800 #292524

Tailwind Shades

50
#F9F6F6
100
#F1E9EB
200
#E5D2D6
300
#D2B1B9
400
#BA8793
500
#A25D6D
600
#814B57
700
#673C45
800
#512F36
900
#3C252A
950
#26171B

Contrast Checker

Text on white

13.84:1

AA Pass AAA Pass

Text on black

1.52:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026