cyancool
Turquoise #40E0D0
A bright blue-green named after the gemstone.
Use cases: Tropical palettes · Resort brands
Color values
| Format | Value | |
|---|---|---|
| HEX | #40E0D0 | |
| RGB | rgb(64, 224, 208) | |
| HSL | hsl(174, 72%, 56%) | |
| HSV | hsv(174, 71%, 88%) | |
| CMYK | cmyk(71.4%, 0%, 7.1%, 12.2%) | |
| XYZ | xyz(40.1497, 58.9506, 68.9249) | |
| CIE-LAB | lab(81.3, -44.1, -4.0) | |
| Luminance | 0.590 (WCAG relative) |
/* Turquoise */
color: #40e0d0;
background-color: #40e0d0;
Shade scale
Perceptual 50–950 scale, interpolated in CIE-LAB. Step 500 is the base color. Edit in the shade generator →
Shades (toward black)
#3acabb #33b3a6 #2d9d92 #26867d #207068 #1a5a53 #13433e #0d2d2a #061615 #000000
Tints (toward white)
#53e3d5 #66e6d9 #79e9de #8cece3 #a0f0e8 #b3f3ec #c6f6f1 #d9f9f6 #ecfcfa #ffffff
Tones (toward gray)
#46d6c8 #4dcdc0 #53c3b8 #5abab0 #60b0a8 #66a6a0 #6d9d98 #739390 #7a8a88 #808080
Color harmonies
Complementary
Edit in generator →#40E0D0
#E04050
#40e0d0 #e04050
Analogous
Edit in generator →#40E080
#40E0D0
#40A0E0
#40e080 #40e0d0 #40a0e0
Triadic
Edit in generator →#40E0D0
#D040E0
#E0D040
#40e0d0 #d040e0 #e0d040
Tetradic
Edit in generator →#40E0D0
#8040E0
#E04050
#A0E040
#40e0d0 #8040e0 #e04050 #a0e040
Split Complementary
Edit in generator →#40E0D0
#E040A0
#E08040
#40e0d0 #e040a0 #e08040
Monochromatic
Edit in generator →#178E83
#20C3B3
#40E0D0
#75E9DD
#A9F1EA
#178e83 #20c3b3 #40e0d0 #75e9dd #a9f1ea
Accessibility & contrast
1.64
#40E0D0 on #FFFFFF
AA text ✗AA large ✗AAA text ✗UI 3:1 ✗
12.79
#40E0D0 on #000000
AA text ✓AA large ✓AAA text ✓UI 3:1 ✓
Best text on turquoise
12.79
#000000 text
WCAG 2.1: AA needs ≥4.5:1 for normal text, ≥3:1 for large text and UI components; AAA needs ≥7:1 / ≥4.5:1.
Color blindness preview
Simulation using the Machado et al. (2009) physiological model, severity 1.0. This is an approximation of perception — not a medical assessment.
Closest named colors
Nearest matches by CIEDE2000 perceptual distance (ΔE₀₀).
| Color | Name | ΔE₀₀ |
|---|---|---|
| Aqua #00FFFF | 8.63 | |
| Eucalyptus #44D7A8 | 9.58 | |
| Seafoam #7FE0B3 | 10.65 | |
| Mint #AAF0C1 | 14.46 | |
| Powder Blue #B0E0E6 | 14.85 | |
| Emerald #50C878 | 18.35 |
Related colors
Palettes with turquoise
Values computed from the sRGB color model. CMYK is the naive sRGB conversion without an ICC profile. RGB percentages may differ between color-managed applications.