#D9403F

#D9403F

Color Values

HEX

#D9403F

RGB

217, 64, 63

HSL

0.4, 67.0%, 54.9%

HSV

0.4, 71.0%, 85.1%

CMYK

0.0%, 70.5%, 71.0%, 14.9%

OKLCH

0.5955 0.1902 25.4

Properties

Warm Light Nearest: NCS S 1060-R Bright Red

Color Harmonies

Complementary

#D9403F

#3FD8D9

Analogous

#D93F8B

#D98D3F

#D9403F

Triadic

#D9403F

#3FD940

#403FD9

Split Complementary

#D9403F

#3FD98D

#3F8BD9

Tetradic

#D9403F

#8BD93F

#3FD8D9

#8D3FD9

Color Blindness Simulation

Original

#D9403F

Protanopia

#97953F

Deuteranopia

#A0AB3F

Tritanopia

#D13F3F

Achromatopsia

#606060

CSS Usage

background-color: #D9403F;
color: #D9403F;
border-color: #D9403F;
Nearest Tailwind: Red 500 #EF4444

Tailwind Shades

50
#FCF3F3
100
#F7E3E3
200
#F3C4C3
300
#EB9999
400
#E06261
500
#D52B2A
600
#AA2322
700
#881C1B
800
#6A1615
900
#4E1413
950
#310C0C

Contrast Checker

Text on white

4.42:1

AA Fail AAA Fail

Text on black

4.76:1

AA Pass 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