#17191B color
The hex color #17191B is a very dark, grayish azure.
In the RGB color model it is made of 9% red, 9.8% green and 10.6% blue (23, 25, 27).
Its hue angle is 210°, with 8% saturation and 10% lightness. For print, the CMYK equivalent is 15% cyan, 7% magenta, 0% yellow and 89% black.
The closest named color is Dark Moon (#161718), a difference of 1 ΔE, which is barely visible.
White text is the more readable choice on this background (contrast 17.63:1).
#17191B color codes
| HEX | #17191B | |
|---|---|---|
| RGB | rgb(23, 25, 27) | |
| RGB percent | rgb(9%, 9.8%, 10.6%) | |
| HSL | hsl(210, 8%, 10%) | |
| HSV / HSB | hsv(210, 15%, 11%) | |
| CMYK | cmyk(15%, 7%, 0%, 89%) | |
| CIE LAB | lab(8.62, -0.41, -1.73) | |
| CIE LCH | lch(8.62, 1.78, 256.78) | |
| CIE XYZ | xyz(0.899, 0.957, 1.174) | |
| Decimal | 1513755 | |
| Short hex | None (no 3-digit form) |
Color harmonies
Colors that go with #17191B, 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 #17191B | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 1.19:1 | Fail | Fail | Fail |
| Sample text | 17.63:1 | Pass | Pass | Pass |
| #17191B as text on | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 17.63:1 | Pass | Pass | Pass |
| Sample text | 1.19:1 | 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 #17191B looks to people with the most common types of color vision deficiency.
#18191bProtanopia
no red cones#18191bDeuteranopia
no green cones#16191aTritanopia
no blue cones#191919Achromatopsia
no color vision
CSS examples
.background { background-color: #17191b; }
.text { color: #17191b; }
.border { border: 2px solid #17191b; }
.transparent { background-color: rgb(23 25 27 / 50%); }
.gradient { background: linear-gradient(to right, #17191b, #17171b); }
Similar colors
#161718Dark Moon#1c1e21Satin Deep Black#151517Dark Void#17171aPiano Black#151515Matt Black#141414Sooty#131313Cursed Black#1e1e21Inkwell Inception
Closest common color name: Off Black.
Questions
- What color is #17191B?
- #17191B is a very dark, grayish azure, closest to the named color Dark Moon. It belongs to the black family of colors.
- What is the RGB value of #17191B?
- The RGB value is 23, 25, 27: 23 red, 25 green and 27 blue on a 0 to 255 scale.
- What is the complementary color of #17191B?
- The complementary color is #1B1917, found by rotating the hue 180° on the color wheel.
- Is black or white text better on #17191B?
- White text. Black text has a contrast ratio of 1.19:1 and white text 17.63:1. WCAG asks for at least 4.5:1 for normal text.