#3FD6AE
Closest named color: Emerald (#06D6A0). oklch(78.8% 0.138 171), rgb(63, 214, 174).
Aa
Black text reads best on this color (11.44:1).
About this color
#3FD6AE is a light, moderately saturated teal or cyan. In OKLCH its lightness is 79%, its chroma 0.138 and its hue 171°. Its hue sits on the cool side of the wheel. The nearest named color is Emerald (#06D6A0), ΔE 0.027 away. Black text reads best on it, at 11.44:1.
| Hue family | Teals and cyans |
| Lightness | light (79%) |
| Chroma | moderately saturated (0.138) |
| Temperature | cool |
| Nearest name | Emerald (#06D6A0) |
| Black text | 11.44:1 |
| White text | 1.83:1 |
Values
| HEX | #3FD6AE |
| RGB | rgb(63, 214, 174) |
| HSL | hsl(164, 65%, 54%) |
| OKLCH | oklch(78.8% 0.138 171) |
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 #3FD6AE | 1.83:1 | Fails | Lc -38.1 | Non-text elements, placeholder text |
| Black text on #3FD6AE | 11.44:1 | AAA | Lc 69.9 | Content text, not long reading |
| #3FD6AE text on white | 1.83:1 | Fails | Lc 34.0 | Non-text elements, placeholder text |
| #3FD6AE text on black | 11.44:1 | AAA | Lc -68.6 | Content text, not long reading |
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 300.
-
Step 50
50
#EAFAF4
oklch(97.2% 0.019 171.5)
-
Step 100
100
#D1F3E6
oklch(93.6% 0.039 170.4)
-
Step 200
200
#A5EAD2
oklch(88.4% 0.077 170.8)
-
Step 300
300 (this color)
#3FD6AE
oklch(78.8% 0.138 171)
-
Step 400
400
#00BC95
oklch(70.8% 0.139 170.9)
-
Step 500
500
#00A17F
oklch(63.1% 0.124 170.8)
-
Step 600
600
#00876B
oklch(55.5% 0.108 171.4)
-
Step 700
700
#007259
oklch(49.1% 0.097 170.7)
-
Step 800
800
#005D49
oklch(42.6% 0.083 171.6)
-
Step 900
900
#004E3C
oklch(37.7% 0.074 170.6)
-
Step 950
950
#002F23
oklch(27.2% 0.053 170.5)
#3FD6AE 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) | #D0C8AC | 0.142 |
| Deuteranopia (no green cones) | #BCB9B1 | 0.137 |
| Tritanopia (no blue cones) | #00D8CA | 0.038 |
| Achromatopsia (no color) | #BFBFBF | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3FD6AE
#3FD6AE
oklch(78.8% 0.138 171)
- #FC93C5
#FC93C5
oklch(78.8% 0.138 350.8)
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 #3FD6AE, closest first.
No curated palette has a color within ΔE 0.04 of #3FD6AE.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Emerald #06D6A0 ΔE 0.027
- Medium Aquamarine #66CDAA ΔE 0.031
- Seafoam Blue #78D1B6 ΔE 0.044
- Aqua Marine #2EE8BB ΔE 0.048
- Turquoise #40E0D0 ΔE 0.048
- Medium Turquoise #48D1CC ΔE 0.050
- Pale Teal #82CBB2 ΔE 0.056
- Aqua Green #12E193 ΔE 0.057
Use #3FD6AE 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.