#1B2D2F color
The hex color #1B2D2F is a very dark, desaturated cyan.
In the RGB color model it is made of 10.6% red, 17.6% green and 18.4% blue (27, 45, 47).
Its hue angle is 186°, with 27% saturation and 15% lightness. For print, the CMYK equivalent is 43% cyan, 4% magenta, 0% yellow and 82% black.
The closest named color is Sunken Ship (#10252A), a difference of 3.1 ΔE, a small difference.
White text is the more readable choice on this background (contrast 14.35:1).
#1B2D2F color codes
| HEX | #1B2D2F | |
|---|---|---|
| RGB | rgb(27, 45, 47) | |
| RGB percent | rgb(10.6%, 17.6%, 18.4%) | |
| HSL | hsl(186, 27%, 15%) | |
| HSV / HSB | hsv(186, 43%, 18%) | |
| CMYK | cmyk(43%, 4%, 0%, 82%) | |
| CIE LAB | lab(17.06, -6.72, -3.64) | |
| CIE LCH | lch(17.06, 7.65, 208.45) | |
| CIE XYZ | xyz(1.903, 2.315, 3.035) | |
| Decimal | 1781039 | |
| Short hex | None (no 3-digit form) |
Color harmonies
Colors that go with #1B2D2F, 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 #1B2D2F | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 1.46:1 | Fail | Fail | Fail |
| Sample text | 14.35:1 | Pass | Pass | Pass |
| #1B2D2F as text on | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 14.35:1 | Pass | Pass | Pass |
| Sample text | 1.46:1 | 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 #1B2D2F looks to people with the most common types of color vision deficiency.
#2a2c2fProtanopia
no red cones#27292fDeuteranopia
no green cones#132e2eTritanopia
no blue cones#2a2a2aAchromatopsia
no color vision
CSS examples
.background { background-color: #1b2d2f; }
.text { color: #1b2d2f; }
.border { border: 2px solid #1b2d2f; }
.transparent { background-color: rgb(27 45 47 / 50%); }
.gradient { background: linear-gradient(to right, #1b2d2f, #1b232f); }
Similar colors
#10252aSunken Ship#0f282fBlack Box#162825Swamp Thing#133337Elite Teal#293432Aztec#1e272cBlack Pearl#2a3439Gunmetal#293135Nightmare Fuel
Questions
- What color is #1B2D2F?
- #1B2D2F is a very dark, desaturated cyan, closest to the named color Sunken Ship. It belongs to the black family of colors.
- What is the RGB value of #1B2D2F?
- The RGB value is 27, 45, 47: 27 red, 45 green and 47 blue on a 0 to 255 scale.
- What is the complementary color of #1B2D2F?
- The complementary color is #2F1D1B, found by rotating the hue 180° on the color wheel.
- Is black or white text better on #1B2D2F?
- White text. Black text has a contrast ratio of 1.46:1 and white text 14.35:1. WCAG asks for at least 4.5:1 for normal text.