#0400B7

Color Details

HEX
#0400B7
RGB
rgb(4, 0, 183)
HSL
hsl(241, 100%, 36%)
CMYK
cmyk(98%, 100%, 0%, 28%)
Best text on this color #FFFFFF (CR 12.43:1) Determined by WCAG contrast ratio

Readability Previews

Black on #0400b7
Contrast 1.69:1 Fail
White on #0400b7
Contrast 12.43:1 AAA
#0400b7 on Black
Contrast 1.69:1 Fail
#0400b7 on White
Contrast 12.43:1 AAA

Tints & Shades

#3633c5
#6866d4
#9b99e2
#030092
#02006e
#020049

Complement & Analogous

#b5b800
#5f00b8
#0059b8

Triadic

#b80300
#00b803

Monochrome

#020049 #02006e #0400b7 #6866d4 #9b99e2 #cdccf1

Analogous

#0059b8 #4d8bcd #0400b7 #7f33c6 #5f00b8 #4c0093

Complementary Mix

#02006e #0400b7 #6866d4 #b5b800 #cfd159 #767800

Nearby Colors

#0400b6
#0400b8
#0400a7
#0400c7

Embed #0400B7 swatch

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About #0400B7

#0400B7 converts to RGB(4, 0, 183) and HSL(241, 100%, 36%). 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).

#0400B7 FAQs

What is the RGB value of #0400B7?
RGB: 4, 0, 183. Copy as CSS: rgb(4, 0, 183)
Is #0400B7 a web-safe color?
No — not in the 216-color “web-safe” palette.
What is the complementary color of #0400B7?
Complement: #b5b800.
Does #0400B7 have good contrast on white or black?
On white: 12.43:1 (AAA (normal text)). On black: 1.69:1 (Fails AA).