#C21723

#C21723

Color Values

HEX

#C21723

RGB

194, 23, 35

HSL

355.8, 78.8%, 42.5%

HSV

355.8, 88.1%, 76.1%

CMYK

0.0%, 88.1%, 82.0%, 23.9%

OKLCH

0.5205 0.2003 25.5

Properties

Warm Dark Nearest: firebrick 3

Color Harmonies

Complementary

#C21723

#17C2B6

Analogous

#C21778

#C26017

#C21723

Triadic

#C21723

#23C217

#1723C2

Split Complementary

#C21723

#17C260

#1778C2

Tetradic

#C21723

#78C217

#17C2B6

#6017C2

Color Blindness Simulation

Original

#C21723

Protanopia

#787620

Deuteranopia

#828F1F

Tritanopia

#B91E1D

Achromatopsia

#3C3C3C

CSS Usage

background-color: #C21723;
color: #C21723;
border-color: #C21723;
Nearest Tailwind: Red 700 #B91C1C

Tailwind Shades

50
#FCF2F3
100
#F9E1E3
200
#F7BFC3
300
#F29298
400
#EB5661
500
#E41B29
600
#B61621
700
#92111A
800
#720E15
900
#530E13
950
#34090C

Contrast Checker

Text on white

6.1:1

AA Pass AAA Fail

Text on black

3.44:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026