#180028 color
The hex color #180028 is a very dark, vivid violet.
In the RGB color model it is made of 9.4% red, 0% green and 15.7% blue (24, 0, 40).
Its hue angle is 276°, with 100% saturation and 8% lightness. For print, the CMYK equivalent is 40% cyan, 100% magenta, 0% yellow and 84% black.
The closest named color is Midnight Monarch (#1C0F33), a difference of 2.9 ΔE, a small difference.
White text is the more readable choice on this background (contrast 19.64:1).
#180028 color codes
| HEX | #180028 | |
|---|---|---|
| RGB | rgb(24, 0, 40) | |
| RGB percent | rgb(9.4%, 0%, 15.7%) | |
| HSL | hsl(276, 100%, 8%) | |
| HSV / HSB | hsv(276, 100%, 16%) | |
| CMYK | cmyk(40%, 100%, 0%, 84%) | |
| CIE LAB | lab(3.14, 17.59, -20.07) | |
| CIE LCH | lch(3.14, 26.69, 311.23) | |
| CIE XYZ | xyz(0.76, 0.347, 2.034) | |
| Decimal | 1572904 | |
| Short hex | None (no 3-digit form) |
Color harmonies
Colors that go with #180028, 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 #180028 | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 1.07:1 | Fail | Fail | Fail |
| Sample text | 19.64:1 | Pass | Pass | Pass |
| #180028 as text on | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 19.64:1 | Pass | Pass | Pass |
| Sample text | 1.07:1 | Fail | Fail | Fail |
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 #180028 looks to people with the most common types of color vision deficiency.
#000a29Protanopia
no red cones#000c27Deuteranopia
no green cones#150813Tritanopia
no blue cones#0b0b0bAchromatopsia
no color vision
CSS examples
.background { background-color: #180028; }
.text { color: #180028; }
.border { border: 2px solid #180028; }
.transparent { background-color: rgb(24 0 40 / 50%); }
.gradient { background: linear-gradient(to right, #180028, #280024); }
Similar colors
#1c0f33Midnight Monarch#160435Quiet Abyss#220033Coal Mine#220022Black Sabbath#2b0f2eDark Prom Queen#03012dMidnight#071037Infinite Night#00022eIllicit Darkness
Closest common color name: Dark Purple.
Questions
- What color is #180028?
- #180028 is a very dark, vivid violet, closest to the named color Midnight Monarch. It belongs to the black family of colors.
- What is the RGB value of #180028?
- The RGB value is 24, 0, 40: 24 red, 0 green and 40 blue on a 0 to 255 scale.
- What is the complementary color of #180028?
- The complementary color is #102800, found by rotating the hue 180° on the color wheel.
- Is black or white text better on #180028?
- White text. Black text has a contrast ratio of 1.07:1 and white text 19.64:1. WCAG asks for at least 4.5:1 for normal text.