#1D4B51

Color Details

HEX
#1D4B51
RGB
rgb(29, 75, 81)
HSL
hsl(187, 47%, 22%)
CMYK
cmyk(64%, 7%, 0%, 68%)
Best text on this color #FFFFFF (CR 9.64:1) Determined by WCAG contrast ratio

Readability Previews

Black on #1d4b51
Contrast 2.18:1 Fail
White on #1d4b51
Contrast 9.64:1 AAA
#1d4b51 on Black
Contrast 2.18:1 Fail
#1d4b51 on White
Contrast 9.64:1 AAA

Tints & Shades

#4a6f74
#779397
#a5b7b9
#173c41
#112d31
#0c1e20

Complement & Analogous

#52241e
#1e3252
#1e523e

Triadic

#521e4c
#4c521e

Monochrome

#0c1e20 #112d31 #1d4b51 #779397 #a5b7b9 #d2dbdc

Analogous

#1e523e #628678 #1d4b51 #4b5b75 #1e3252 #182842

Complementary Mix

#112d31 #1d4b51 #779397 #52241e #8f716d #351714

Nearby Colors

#1d4b50
#1d4b52
#1d4b41
#1d4b61

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About #1D4B51

#1D4B51 converts to RGB(29, 75, 81) and HSL(187, 47%, 22%). 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).

#1D4B51 FAQs

What is the RGB value of #1D4B51?
RGB: 29, 75, 81. Copy as CSS: rgb(29, 75, 81)
Is #1D4B51 a web-safe color?
No — not in the 216-color “web-safe” palette.
What is the complementary color of #1D4B51?
Complement: #52241e.
Does #1D4B51 have good contrast on white or black?
On white: 9.64:1 (AAA (normal text)). On black: 2.18:1 (Fails AA).