#BB3531

#BB3531

Color Values

HEX

#BB3531

RGB

187, 53, 49

HSL

1.7, 58.5%, 46.3%

HSV

1.7, 73.8%, 73.3%

CMYK

0.0%, 71.7%, 73.8%, 26.7%

OKLCH

0.5313 0.1715 26.6

Properties

Warm Dark Nearest: RAL 3031 Orient Red

Color Harmonies

Complementary

#BB3531

#31B7BB

Analogous

#BB3172

#BB7A31

#BB3531

Triadic

#BB3531

#31BB35

#3531BB

Split Complementary

#BB3531

#31BB7A

#3172BB

Tetradic

#BB3531

#72BB31

#31B7BB

#7A31BB

Color Blindness Simulation

Original

#BB3531

Protanopia

#818032

Deuteranopia

#899332

Tritanopia

#B43333

Achromatopsia

#515151

CSS Usage

background-color: #BB3531;
color: #BB3531;
border-color: #BB3531;
Nearest Tailwind: Red 800 #991B1B

Tailwind Shades

50
#FBF4F4
100
#F6E5E4
200
#F0C8C6
300
#E6A09E
400
#D86D69
500
#CA3935
600
#A22E2A
700
#812522
800
#651D1A
900
#4A1817
950
#2F0F0E

Contrast Checker

Text on white

5.73:1

AA Pass AAA Fail

Text on black

3.67:1

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