#66EED2
Closest named color: Light Turquoise (#7EF4CC). oklch(86.6% 0.126 177.4), rgb(102, 238, 210).
Aa
Black text reads best on this color (14.72:1).
About this color
#66EED2 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 87%, its chroma 0.126 and its hue 177°. Its hue sits on the cool side of the wheel. The nearest named color is Light Turquoise (#7EF4CC), ΔE 0.028 away. Black text reads best on it, at 14.72:1.
| Hue family | Teals and cyans |
| Lightness | light (87%) |
| Chroma | moderately saturated (0.126) |
| Temperature | cool |
| Nearest name | Light Turquoise (#7EF4CC) |
| Black text | 14.72:1 |
| White text | 1.42:1 |
Values
| HEX | #66EED2 |
| RGB | rgb(102, 238, 210) |
| HSL | hsl(168, 80%, 67%) |
| OKLCH | oklch(86.6% 0.126 177.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #66EED2 | 1.42:1 | Fails | Lc -23.0 | Dividers and decoration only |
| Black text on #66EED2 | 14.72:1 | AAA | Lc 83.5 | Fine for body text |
| #66EED2 text on white | 1.42:1 | Fails | Lc 20.2 | Dividers and decoration only |
| #66EED2 text on black | 14.72:1 | AAA | Lc -83.2 | Fine for body text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 200.
-
Step 50
50
#E7FBF5
oklch(97.2% 0.022 176)
-
Step 100
100
#CAF5E9
oklch(93.7% 0.047 176.4)
-
Step 200
200 (this color)
#66EED2
oklch(86.6% 0.126 177.4)
-
Step 300
300
#00DFBF
oklch(80.8% 0.15 177.3)
-
Step 400
400
#00BBA0
oklch(70.8% 0.131 177.4)
-
Step 500
500
#00A089
oklch(63.1% 0.116 177.6)
-
Step 600
600
#008673
oklch(55.5% 0.102 178.1)
-
Step 700
700
#007160
oklch(49.1% 0.091 177.4)
-
Step 800
800
#005D4E
oklch(42.8% 0.079 176.7)
-
Step 900
900
#004D41
oklch(37.6% 0.069 177.7)
-
Step 950
950
#002E26
oklch(26.9% 0.05 177.5)
#66EED2 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #E6E1D1 | 0.133 |
| Deuteranopia (no green cones) | #D1D2D4 | 0.126 |
| Tritanopia (no blue cones) | #00F1E6 | 0.037 |
| Achromatopsia (no color) | #D8D8D8 | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #66EED2
#66EED2
oklch(86.6% 0.126 177.4)
- #FFBED3
#FFBED3
oklch(86.6% 0.079 357.7)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #66EED2, closest first.
No curated palette has a color within ΔE 0.04 of #66EED2.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Turquoise #7EF4CC ΔE 0.028
- Light Teal #90E4C1 ΔE 0.039
- Bright Aqua #0BF9EA ΔE 0.041
- Aqua Marine #2EE8BB ΔE 0.047
- Turquoise #40E0D0 ΔE 0.047
- Bright Teal #01F9C6 ΔE 0.049
- Light Aquamarine #7BFDC7 ΔE 0.052
- Aquamarine #7FFFD4 ΔE 0.052
Use #66EED2 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.