#CB2729

#CB2729

Color Values

HEX

#CB2729

RGB

203, 39, 41

HSL

359.3, 67.8%, 47.5%

HSV

359.3, 80.8%, 79.6%

CMYK

0.0%, 80.8%, 79.8%, 20.4%

OKLCH

0.5471 0.1989 26.4

Properties

Warm Dark Nearest: firebrick 3

Color Harmonies

Complementary

#CB2729

#27CBC9

Analogous

#CB277B

#CB7727

#CB2729

Triadic

#CB2729

#29CB27

#2729CB

Split Complementary

#CB2729

#27CB77

#277BCB

Tetradic

#CB2729

#7BCB27

#27CBC9

#7727CB

Color Blindness Simulation

Original

#CB2729

Protanopia

#848329

Deuteranopia

#8E9A28

Tritanopia

#C32828

Achromatopsia

#4A4A4A

CSS Usage

background-color: #CB2729;
color: #CB2729;
border-color: #CB2729;
Nearest Tailwind: Red 700 #B91C1C

Tailwind Shades

50
#FCF3F3
100
#F7E3E3
200
#F4C3C4
300
#EB9899
400
#E16162
500
#D6292B
600
#AB2122
700
#891A1C
800
#6B1516
900
#4E1314
950
#310C0C

Contrast Checker

Text on white

5.44:1

AA Pass AAA Fail

Text on black

3.86:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

ม.ค. 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

ม.ค. 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

ม.ค. 15, 2026