Skip to content

#1f2f4f

a deep, soft blue · cool · closest name: darkslategray

RGB
31, 47, 79
HSL
220°, 44%, 22%
CMYK
61, 41, 0, 69
Luminance
0.0289

Every format

HEX#1f2f4f
RGBrgb(31, 47, 79)
HSLhsl(220, 44%, 22%)
CMYKcmyk(61%, 41%, 0%, 69%)
LABlab(19.6 4.5 -21.7)
LCHlch(19.6 22.1 281.7)
OKLCHoklch(0.308 0.062 263.1)

Copy-ready code

/* CSS */
color: #1f2f4f;
background-color: #1f2f4f;
/* Tailwind (arbitrary) */
class="text-[#1f2f4f] bg-[#1f2f4f]"
/* SCSS */
$brand: #1f2f4f;
/* SwiftUI */
Color(red: 0.122, green: 0.184, blue: 0.310)
/* Android */
Color.parseColor("#1f2f4f")

Accessibility — WCAG contrast

Aa
#1f2f4f on white: 13.31:1
AA ✓ pass · AA-large · AAA
Aa
#1f2f4f on black: 1.58:1
AA ✗ fail · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red12.2%
Green18.4%
Blue31.0%

CMYK percentages

Cyan60.8%
Magenta40.5%
Yellow0.0%
Key (black)69.0%

Color previews

#1f2f4f text on a black background

contrast 1.58:1

Card sample

#1f2f4f text on a white background

contrast 13.31:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #1f2f4f;
Background color
Panel with #1f2f4f background
background-color: #1f2f4f;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #1f2f4f;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(31, 47, 79, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(31, 47, 79, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1f2f4f;
background: linear-gradient(135deg, #1f2f4f, #2F1F4F);

Monochromatic scale

Palettes built from #1f2f4f

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #1f2f4f in the Color Lab