#1D128C

Color Details

HEX
#1D128C
RGB
rgb(29, 18, 140)
HSL
hsl(245, 77%, 31%)
CMYK
cmyk(79%, 87%, 0%, 45%)
Best text on this color #FFFFFF (CR 13.84:1) Determined by WCAG contrast ratio

Readability Previews

Black on #1d128c
Contrast 1.52:1 Fail
White on #1d128c
Contrast 13.84:1 AAA
#1d128c on Black
Contrast 1.52:1 Fail
#1d128c on White
Contrast 13.84:1 AAA

Tints & Shades

#4a41a3
#7771ba
#a5a0d1
#170e70
#110b54
#0c0738

Complement & Analogous

#828c12
#59128c
#12458c

Triadic

#8c1c12
#128c1c

Monochrome

#0c0738 #110b54 #1d128c #7771ba #a5a0d1 #d2d0e8

Analogous

#12458c #597daf #1d128c #7a41a3 #59128c #470e70

Complementary Mix

#110b54 #1d128c #7771ba #828c12 #aeb465 #555b0c

Nearby Colors

#1d128b
#1d128d
#1d127c
#1d129c

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About #1D128C

#1D128C converts to RGB(29, 18, 140) and HSL(245, 77%, 31%). 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).

#1D128C FAQs

What is the RGB value of #1D128C?
RGB: 29, 18, 140. Copy as CSS: rgb(29, 18, 140)
Is #1D128C a web-safe color?
No — not in the 216-color “web-safe” palette.
What is the complementary color of #1D128C?
Complement: #828c12.
Does #1D128C have good contrast on white or black?
On white: 13.84:1 (AAA (normal text)). On black: 1.52:1 (Fails AA).