#660F18

#660F18

Color Values

HEX

#660F18

RGB

102, 15, 24

HSL

353.8, 74.4%, 22.9%

HSV

353.8, 85.3%, 40.0%

CMYK

0.0%, 85.3%, 76.5%, 60.0%

OKLCH

0.3333 0.1191 21.9

Properties

Warm Dark Nearest: RAL 3032 Pearl Ruby Red

Color Harmonies

Complementary

#660F18

#0F665D

Analogous

#660F43

#66310F

#660F18

Triadic

#660F18

#18660F

#0F1866

Split Complementary

#660F18

#0F6631

#0F4366

Tetradic

#660F18

#43660F

#0F665D

#310F66

Color Blindness Simulation

Original

#660F18

Protanopia

#404016

Deuteranopia

#454C15

Tritanopia

#621414

Achromatopsia

#222222

CSS Usage

background-color: #660F18;
color: #660F18;
border-color: #660F18;
Nearest Tailwind: Red 900 #7F1D1D

Tailwind Shades

50
#FCF3F4
100
#F8E2E4
200
#F6C1C6
300
#EF949E
400
#E75A69
500
#DE2134
600
#B21A2A
700
#8E1521
800
#6F101A
900
#511017
950
#330A0E

Contrast Checker

Text on white

12.75:1

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

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