#556181 color
The hex color #556181 is a grayish blue.
In the RGB color model it is made of 33.3% red, 38% green and 50.6% blue (85, 97, 129).
Its hue angle is 224°, with 21% saturation and 42% lightness. For print, the CMYK equivalent is 34% cyan, 25% magenta, 0% yellow and 49% black.
The closest named color is Wizard (#4D5B88), a difference of 3.9 ΔE, a small difference.
White text is the more readable choice on this background (contrast 6.15:1).
#556181 color codes
| HEX | #556181 | |
|---|---|---|
| RGB | rgb(85, 97, 129) | |
| RGB percent | rgb(33.3%, 38%, 50.6%) | |
| HSL | hsl(224, 21%, 42%) | |
| HSV / HSB | hsv(224, 34%, 51%) | |
| CMYK | cmyk(34%, 25%, 0%, 49%) | |
| CIE LAB | lab(41.32, 3.64, -19.35) | |
| CIE LCH | lch(41.32, 19.69, 280.66) | |
| CIE XYZ | xyz(11.982, 12.065, 22.462) | |
| Decimal | 5595521 | |
| Short hex | None (no 3-digit form) |
Color harmonies
Colors that go with #556181, based on their position on the color wheel.
Complementary
The color opposite on the color wheel (180°). Strongest contrast.
Analogous
Neighbors 30° either side. Calm, natural combinations.
Split complementary
The two colors next to the complement (150° and 210°).
Triadic
Three colors evenly spaced, 120° apart.
Tetradic (square)
Four colors 90° apart.
Shades, tints and tones
Shades (darker, mixed with black)
Tints (lighter, mixed with white)
Tones (mixed with gray)
Contrast and accessibility
| Text on #556181 | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 3.41:1 | Fail | Fail | Pass |
| Sample text | 6.15:1 | Pass | Fail | Pass |
| #556181 as text on | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 6.15:1 | Pass | Fail | Pass |
| Sample text | 3.41:1 | Fail | Fail | Pass |
WCAG 2 asks for 4.5:1 for normal text (AA), 7:1 for AAA, and 3:1 for large text. Check other pairs.
Color blindness simulation
How #556181 looks to people with the most common types of color vision deficiency.
#576482Protanopia
no red cones#536080Deuteranopia
no green cones#48676cTritanopia
no blue cones#616161Achromatopsia
no color vision
CSS examples
.background { background-color: #556181; }
.text { color: #556181; }
.border { border: 2px solid #556181; }
.transparent { background-color: rgb(85 97 129 / 50%); }
.gradient { background: linear-gradient(to right, #556181, #5f5581); }
Similar colors
#4d5b88Wizard#4c567aDeep Indigo#50647fAdmiral Blue#5f6d91Haunt Mist#445780Sailor#4f566cHeavy Violet#4e5481Dusk#466590Sea of Galilee
Closest common color name: Space Gray.
Questions
- What color is #556181?
- #556181 is a grayish blue, closest to the named color Wizard. It belongs to the blue family of colors.
- What is the RGB value of #556181?
- The RGB value is 85, 97, 129: 85 red, 97 green and 129 blue on a 0 to 255 scale.
- What is the complementary color of #556181?
- The complementary color is #817555, found by rotating the hue 180° on the color wheel.
- Is black or white text better on #556181?
- White text. Black text has a contrast ratio of 3.41:1 and white text 6.15:1. WCAG asks for at least 4.5:1 for normal text.