#231B4C

Color Details

HEX
#231B4C
RGB
rgb(35, 27, 76)
HSL
hsl(250, 48%, 20%)
CMYK
cmyk(54%, 64%, 0%, 70%)
Best text on this color #FFFFFF (CR 15.76:1) Determined by WCAG contrast ratio

Readability Previews

Black on #231b4c
Contrast 1.33:1 Fail
White on #231b4c
Contrast 15.76:1 AAA
#231b4c on Black
Contrast 1.33:1 Fail
#231b4c on White
Contrast 15.76:1 AAA

Tints & Shades

#4f4970
#7b7694
#a7a4b7
#1c163d
#15102e
#0e0b1e

Complement & Analogous

#434b1b
#3b1b4b
#1b2b4b

Triadic

#4b231b
#1b4b23

Monochrome

#0e0b1e #15102e #231b4c #7b7694 #a7a4b7 #d3d1db

Analogous

#1b2b4b #5f6b81 #231b4c #62496f #3b1b4b #2f163c

Complementary Mix

#15102e #231b4c #7b7694 #434b1b #858a6b #2c3112

Nearby Colors

#231b4b
#231b4d
#231b3c
#231b5c

Embed #231B4C swatch

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About #231B4C

#231B4C converts to RGB(35, 27, 76) and HSL(250, 48%, 20%). 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).

#231B4C FAQs

What is the RGB value of #231B4C?
RGB: 35, 27, 76. Copy as CSS: rgb(35, 27, 76)
Is #231B4C a web-safe color?
No — not in the 216-color “web-safe” palette.
What is the complementary color of #231B4C?
Complement: #434b1b.
Does #231B4C have good contrast on white or black?
On white: 15.76:1 (AAA (normal text)). On black: 1.33:1 (Fails AA).