#665A8C

Color Details

HEX
#665A8C
RGB
rgb(102, 90, 140)
HSL
hsl(254, 22%, 45%)
CMYK
cmyk(27%, 36%, 0%, 45%)
Best text on this color #FFFFFF (CR 6.17:1) Determined by WCAG contrast ratio

Readability Previews

Black on #665a8c
Contrast 3.41:1 Fail
White on #665a8c
Contrast 6.17:1 AA
#665a8c on Black
Contrast 3.41:1 Fail
#665a8c on White
Contrast 6.17:1 AA

Tints & Shades

#857ba3
#a39cba
#c2bdd1
#524870
#3d3654
#292438

Complement & Analogous

#808c5a
#7f5a8c
#5a678c

Triadic

#8c655a
#5a8c65

Monochrome

#292438 #3d3654 #665a8c #a39cba #c2bdd1 #e0dee8

Analogous

#5a678c #8c95af #665a8c #997ba3 #7f5a8c #664870

Complementary Mix

#3d3654 #665a8c #a39cba #808c5a #acb494 #535b3b

Nearby Colors

#665a8b
#665a8d
#665a7c
#665a9c

Embed #665A8C swatch

Embed this swatch

Use this HTML on your site (free with a link):

Open image

About #665A8C

#665A8C converts to RGB(102, 90, 140) and HSL(254, 22%, 45%). This page provides quick readability checks, related hues (complementary and analogous), and ready-made palettes so you can drop the color into UI components, images, or CSS immediately.

Tip: Use the “Best text” chip above as a safe default foreground on this color (chosen by contrast ratio).

#665A8C FAQs

What is the RGB value of #665A8C?
RGB: 102, 90, 140. Copy as CSS: rgb(102, 90, 140)
Is #665A8C a web-safe color?
No — not in the 216-color “web-safe” palette.
What is the complementary color of #665A8C?
Complement: #808c5a.
Does #665A8C have good contrast on white or black?
On white: 6.17:1 (AA (normal text)). On black: 3.41:1 (AA (large text)).