#0C288C

Color Details

HEX
#0C288C
RGB
rgb(12, 40, 140)
HSL
hsl(227, 84%, 30%)
CMYK
cmyk(91%, 71%, 0%, 45%)
Best text on this color #FFFFFF (CR 12.37:1) Determined by WCAG contrast ratio

Readability Previews

Black on #0c288c
Contrast 1.70:1 Fail
White on #0c288c
Contrast 12.37:1 AAA
#0c288c on Black
Contrast 1.70:1 Fail
#0c288c on White
Contrast 12.37:1 AAA

Tints & Shades

#3d53a3
#6d7eba
#9ea9d1
#0a2070
#071854
#051038

Complement & Analogous

#8d710c
#310c8d
#0c688d

Triadic

#8d0c28
#288d0c

Monochrome

#051038 #071854 #0c288c #6d7eba #9ea9d1 #ced4e8

Analogous

#0c688d #5595af #0c288c #5a3da4 #310c8d #270a71

Complementary Mix

#071854 #0c288c #6d7eba #8d710c #b5a361 #5c4908

Nearby Colors

#0c288b
#0c288d
#0c287c
#0c289c

Embed #0C288C swatch

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About #0C288C

#0C288C converts to RGB(12, 40, 140) and HSL(227, 84%, 30%). 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).

#0C288C FAQs

What is the RGB value of #0C288C?
RGB: 12, 40, 140. Copy as CSS: rgb(12, 40, 140)
Is #0C288C a web-safe color?
No — not in the 216-color “web-safe” palette.
What is the complementary color of #0C288C?
Complement: #8d710c.
Does #0C288C have good contrast on white or black?
On white: 12.37:1 (AAA (normal text)). On black: 1.70:1 (Fails AA).