#51AAA5 color
The hex color #51AAA5 is a desaturated cyan.
In the RGB color model it is made of 31.8% red, 66.7% green and 64.7% blue (81, 170, 165).
Its hue angle is 177°, with 35% saturation and 49% lightness. For print, the CMYK equivalent is 52% cyan, 0% magenta, 3% yellow and 33% black.
The closest named color is Paradise Island (#5AA7A0), a difference of 1.6 ΔE, which is barely visible.
Black text is the more readable choice on this background (contrast 7.64:1).
#51AAA5 color codes
| HEX | #51AAA5 | |
|---|---|---|
| RGB | rgb(81, 170, 165) | |
| RGB percent | rgb(31.8%, 66.7%, 64.7%) | |
| HSL | hsl(177, 35%, 49%) | |
| HSV / HSB | hsv(177, 52%, 67%) | |
| CMYK | cmyk(52%, 0%, 3%, 33%) | |
| CIE LAB | lab(64.33, -27.81, -5.57) | |
| CIE LCH | lch(64.33, 28.36, 191.33) | |
| CIE XYZ | xyz(24.557, 33.213, 40.707) | |
| Decimal | 5352101 | |
| Short hex | None (no 3-digit form) |
Color harmonies
Colors that go with #51AAA5, 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 #51AAA5 | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 7.64:1 | Pass | Pass | Pass |
| Sample text | 2.75:1 | Fail | Fail | Fail |
| #51AAA5 as text on | Ratio | AA | AAA | AA large |
|---|---|---|---|---|
| Sample text | 2.75:1 | Fail | Fail | Fail |
| Sample text | 7.64:1 | Pass | Pass | 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 #51AAA5 looks to people with the most common types of color vision deficiency.
#a1a2a5Protanopia
no red cones#9397a6Deuteranopia
no green cones#10aea8Tritanopia
no blue cones#9c9c9cAchromatopsia
no color vision
CSS examples
.background { background-color: #51aaa5; }
.text { color: #51aaa5; }
.border { border: 2px solid #51aaa5; }
.transparent { background-color: rgb(81 170 165 / 50%); }
.gradient { background: linear-gradient(to right, #51aaa5, #5183aa); }
Similar colors
#5aa7a0Paradise Island#51a5a4Twilight Meadow#43b3aeVerdigris#6dafa7Turquoise Fantasies#0daca7Teal Me No Lies#20b2aaLight Sea Green#3ab0a2Waterfall#11a39eSilken Jade
Questions
- What color is #51AAA5?
- #51AAA5 is a desaturated cyan, closest to the named color Paradise Island. It belongs to the teal family of colors.
- What is the RGB value of #51AAA5?
- The RGB value is 81, 170, 165: 81 red, 170 green and 165 blue on a 0 to 255 scale.
- What is the complementary color of #51AAA5?
- The complementary color is #AA5156, found by rotating the hue 180° on the color wheel.
- Is black or white text better on #51AAA5?
- Black text. Black text has a contrast ratio of 7.64:1 and white text 2.75:1. WCAG asks for at least 4.5:1 for normal text.