#B3100C

Color Details

HEX
#B3100C
RGB
rgb(179, 16, 12)
HSL
hsl(1, 87%, 37%)
CMYK
cmyk(0%, 91%, 93%, 30%)
Best text on this color #FFFFFF (CR 7.01:1) Determined by WCAG contrast ratio

Readability Previews

Black on #b3100c
Contrast 3.00:1 Fail
White on #b3100c
Contrast 7.01:1 AAA
#b3100c on Black
Contrast 3.00:1 Fail
#b3100c on White
Contrast 7.01:1 AAA

Tints & Shades

#c2403d
#d1706d
#e19f9e
#8f0d0a
#6b0a07
#480605

Complement & Analogous

#0caeb0
#b0610c
#b00c5c

Triadic

#0cb00f
#0f0cb0

Monochrome

#480605 #6b0a07 #b3100c #d1706d #e19f9e #f0cfce

Analogous

#b00c5c #c8558d #b3100c #c0813d #b0610c #8d4e0a

Complementary Mix

#6b0a07 #b3100c #d1706d #0caeb0 #61cacc #087172

Nearby Colors

#b3100b
#b3100d
#b30ffc
#b3101c

Embed #B3100C swatch

Embed this swatch

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

Open image

About #B3100C

#B3100C converts to RGB(179, 16, 12) and HSL(1, 87%, 37%). 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).

#B3100C FAQs

What is the RGB value of #B3100C?
RGB: 179, 16, 12. Copy as CSS: rgb(179, 16, 12)
Is #B3100C a web-safe color?
No — not in the 216-color “web-safe” palette.
What is the complementary color of #B3100C?
Complement: #0caeb0.
Does #B3100C have good contrast on white or black?
On white: 7.01:1 (AAA (normal text)). On black: 3.00:1 (Fails AA).