#B5383C

#B5383C

Color Values

HEX

#B5383C

RGB

181, 56, 60

HSL

358.1, 52.7%, 46.5%

HSV

358.1, 69.1%, 71.0%

CMYK

0.0%, 69.1%, 66.9%, 29.0%

OKLCH

0.5258 0.161 22.9

Properties

Warm Dark Nearest: NCS S 2060-R Deep Red

Color Harmonies

Complementary

#B5383C

#38B5B1

Analogous

#B5387B

#B57338

#B5383C

Triadic

#B5383C

#3CB538

#383CB5

Split Complementary

#B5383C

#38B573

#387BB5

Tetradic

#B5383C

#7BB538

#38B5B1

#7338B5

Color Blindness Simulation

Original

#B5383C

Protanopia

#7F7E3B

Deuteranopia

#86903B

Tritanopia

#AF3A3A

Achromatopsia

#535353

CSS Usage

background-color: #B5383C;
color: #B5383C;
border-color: #B5383C;
Nearest Tailwind: Red 800 #991B1B

Tailwind Shades

50
#FBF4F4
100
#F5E5E6
200
#EEC8CA
300
#E2A2A4
400
#D26F72
500
#C33C41
600
#9C3034
700
#7D2729
800
#611E20
900
#47191B
950
#2D1011

Contrast Checker

Text on white

5.84:1

AA Pass AAA Fail

Text on black

3.6:1

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