#1B3A7C

Color Details

HEX
#1B3A7C
RGB
rgb(27, 58, 124)
HSL
hsl(221, 64%, 30%)
CMYK
cmyk(78%, 53%, 0%, 51%)
Best text on this color #FFFFFF (CR 10.81:1) Determined by WCAG contrast ratio

Readability Previews

Black on #1b3a7c
Contrast 1.94:1 Fail
White on #1b3a7c
Contrast 10.81:1 AAA
#1b3a7c on Black
Contrast 1.94:1 Fail
#1b3a7c on White
Contrast 10.81:1 AAA

Tints & Shades

#496196
#7689b0
#a4b0cb
#162e63
#10234a
#0b1732

Complement & Analogous

#7d5e1c
#2d1c7d
#1c6c7d

Triadic

#7d1c3b
#3b7d1c

Monochrome

#0b1732 #10234a #1b3a7c #7689b0 #a4b0cb #d1d8e5

Analogous

#1c6c7d #6098a4 #1b3a7c #574997 #2d1c7d #241664

Complementary Mix

#10234a #1b3a7c #7689b0 #7d5e1c #ab966b #513d12

Nearby Colors

#1b3a7b
#1b3a7d
#1b3a6c
#1b3a8c

Embed #1B3A7C swatch

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About #1B3A7C

#1B3A7C converts to RGB(27, 58, 124) and HSL(221, 64%, 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).

#1B3A7C FAQs

What is the RGB value of #1B3A7C?
RGB: 27, 58, 124. Copy as CSS: rgb(27, 58, 124)
Is #1B3A7C a web-safe color?
No — not in the 216-color “web-safe” palette.
What is the complementary color of #1B3A7C?
Complement: #7d5e1c.
Does #1B3A7C have good contrast on white or black?
On white: 10.81:1 (AAA (normal text)). On black: 1.94:1 (Fails AA).