#B71710

#B71710

Color Values

HEX

#B71710

RGB

183, 23, 16

HSL

2.5, 83.9%, 39.0%

HSV

2.5, 91.3%, 71.8%

CMYK

0.0%, 87.4%, 91.3%, 28.2%

OKLCH

0.4981 0.1923 29.1

Properties

Warm Dark Nearest: RAL 2002 Vermilion

Color Harmonies

Complementary

#B71710

#10B0B7

Analogous

#B7105C

#B76A10

#B71710

Triadic

#B71710

#10B717

#1710B7

Split Complementary

#B71710

#10B76A

#105CB7

Tetradic

#B71710

#5CB710

#10B0B7

#6A10B7

Color Blindness Simulation

Original

#B71710

Protanopia

#727012

Deuteranopia

#7B8712

Tritanopia

#AF1313

Achromatopsia

#393939

CSS Usage

background-color: #B71710;
color: #B71710;
border-color: #B71710;
Nearest Tailwind: Red 700 #B91C1C

Tailwind Shades

50
#FDF2F2
100
#FAE1E0
200
#F9C0BD
300
#F5938E
400
#F05851
500
#EA1D15
600
#BC1810
700
#96130D
800
#750F0A
900
#550F0C
950
#360907

Contrast Checker

Text on white

6.68:1

AA Pass AAA Fail

Text on black

3.14:1

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