#645C4C

Color Details

HEX
#645C4C
RGB
rgb(100, 92, 76)
HSL
hsl(40, 14%, 35%)
CMYK
cmyk(0%, 8%, 24%, 61%)
Best text on this color #FFFFFF (CR 6.61:1) Determined by WCAG contrast ratio

Readability Previews

Black on #645c4c
Contrast 3.18:1 Fail
White on #645c4c
Contrast 6.61:1 AA
#645c4c on Black
Contrast 3.18:1 Fail
#645c4c on White
Contrast 6.61:1 AA

Tints & Shades

#837d70
#a29d94
#c1beb7
#504a3d
#3c372e
#28251e

Complement & Analogous

#4d5566
#666d46
#6d4c46

Triadic

#4d665d
#5d4d66

Monochrome

#28251e #3c372e #645c4c #a29d94 #c1beb7 #e0dedb

Analogous

#6d4c46 #99827e #645c4c #858a6b #666d46 #525738

Complementary Mix

#3c372e #645c4c #a29d94 #4d5566 #8b919c #323742

Nearby Colors

#645c4b
#645c4d
#645c3c
#645c5c

Embed #645C4C swatch

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About #645C4C

#645C4C converts to RGB(100, 92, 76) and HSL(40, 14%, 35%). 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).

#645C4C FAQs

What is the RGB value of #645C4C?
RGB: 100, 92, 76. Copy as CSS: rgb(100, 92, 76)
Is #645C4C a web-safe color?
No — not in the 216-color “web-safe” palette.
What is the complementary color of #645C4C?
Complement: #4d5566.
Does #645C4C have good contrast on white or black?
On white: 6.61:1 (AA (normal text)). On black: 3.18:1 (AA (large text)).