#660F17

#660F17

Color Values

HEX

#660F17

RGB

102, 15, 23

HSL

354.5, 74.4%, 22.9%

HSV

354.5, 85.3%, 40.0%

CMYK

0.0%, 85.3%, 77.5%, 60.0%

OKLCH

0.3331 0.1192 22.5

Properties

Warm Dark Nearest: RAL 3032 Pearl Ruby Red

Color Harmonies

Complementary

#660F17

#0F665E

Analogous

#660F42

#66320F

#660F17

Triadic

#660F17

#17660F

#0F1766

Split Complementary

#660F17

#0F6632

#0F4266

Tetradic

#660F17

#42660F

#0F665E

#320F66

Color Blindness Simulation

Original

#660F17

Protanopia

#404015

Deuteranopia

#454C15

Tritanopia

#621413

Achromatopsia

#222222

CSS Usage

background-color: #660F17;
color: #660F17;
border-color: #660F17;
Nearest Tailwind: Red 900 #7F1D1D

Tailwind Shades

50
#FCF3F3
100
#F8E2E4
200
#F6C1C6
300
#EF949D
400
#E75A67
500
#DE2132
600
#B21A28
700
#8E1520
800
#6F1019
900
#511016
950
#330A0E

Contrast Checker

Text on white

12.76:1

AA Pass AAA Pass

Text on black

1.65:1

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