#40151C

#40151C

Color Values

HEX

#40151C

RGB

64, 21, 28

HSL

350.2, 50.6%, 16.7%

HSV

350.2, 67.2%, 25.1%

CMYK

0.0%, 67.2%, 56.2%, 74.9%

OKLCH

0.2661 0.0672 13.0

Properties

Warm Dark Nearest: RAL 3007 Black Red

Color Harmonies

Complementary

#40151C

#154039

Analogous

#401532

#402415

#40151C

Triadic

#40151C

#1C4015

#151C40

Split Complementary

#40151C

#154024

#153240

Tetradic

#40151C

#324015

#154039

#241540

Color Blindness Simulation

Original

#40151C

Protanopia

#2D2D1A

Deuteranopia

#30331A

Tritanopia

#3E1919

Achromatopsia

#1F1F1F

CSS Usage

background-color: #40151C;
color: #40151C;
border-color: #40151C;
Nearest Tailwind: Rose 950 #4C0519

Tailwind Shades

50
#FBF4F5
100
#F5E5E8
200
#EDC9CF
300
#E1A3AD
400
#D07181
500
#C03F54
600
#9A3243
700
#7B2836
800
#601F2A
900
#471A22
950
#2D1115

Contrast Checker

Text on white

15.65:1

AA Pass AAA Pass

Text on black

1.34:1

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