#3FD4AA
Closest named color: Emerald (#06D6A0). oklch(78.2% 0.138 169.8), rgb(63, 212, 170).
Aa
Black text reads best on this color (11.20:1).
About this color
#3FD4AA is a light, moderately saturated green. In OKLCH its lightness is 78%, its chroma 0.138 and its hue 170°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Emerald (#06D6A0), ΔE 0.023 away. Black text reads best on it, at 11.20:1.
| Hue family | Greens |
| Lightness | light (78%) |
| Chroma | moderately saturated (0.138) |
| Temperature | in between |
| Nearest name | Emerald (#06D6A0) |
| Black text | 11.20:1 |
| White text | 1.87:1 |
Values
| HEX | #3FD4AA |
| RGB | rgb(63, 212, 170) |
| HSL | hsl(163, 63%, 54%) |
| OKLCH | oklch(78.2% 0.138 169.8) |
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 #3FD4AA | 1.87:1 | Fails | Lc -39.2 | Non-text elements, placeholder text |
| Black text on #3FD4AA | 11.20:1 | AAA | Lc 68.8 | Content text, not long reading |
| #3FD4AA text on white | 1.87:1 | Fails | Lc 35.1 | Non-text elements, placeholder text |
| #3FD4AA text on black | 11.20:1 | AAA | Lc -67.5 | 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
#EAFAF3
oklch(97.1% 0.019 167.9)
-
Step 100
100
#D1F3E6
oklch(93.6% 0.039 170.4)
-
Step 200
200
#A6EAD1
oklch(88.5% 0.077 169.7)
-
Step 300
300 (this color)
#3FD4AA
oklch(78.2% 0.138 169.8)
-
Step 400
400
#00BC93
oklch(70.7% 0.14 169.9)
-
Step 500
500
#00A17D
oklch(63% 0.125 169.6)
-
Step 600
600
#008869
oklch(55.7% 0.111 169.5)
-
Step 700
700
#007258
oklch(49.1% 0.097 169.9)
-
Step 800
800
#005E48
oklch(42.9% 0.085 169.8)
-
Step 900
900
#004E3B
oklch(37.7% 0.075 169.6)
-
Step 950
950
#002F22
oklch(27.1% 0.054 168.9)
#3FD4AA 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) | #CEC6A8 | 0.140 |
| Deuteranopia (no green cones) | #BAB7AD | 0.136 |
| Tritanopia (no blue cones) | #00D5C8 | 0.042 |
| Achromatopsia (no color) | #BDBDBD | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3FD4AA
#3FD4AA
oklch(78.2% 0.138 169.8)
- #F991C5
#F991C5
oklch(78.1% 0.139 349.5)
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 #3FD4AA, closest first.
No curated palette has a color within ΔE 0.04 of #3FD4AA.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Emerald #06D6A0 ΔE 0.023
- Medium Aquamarine #66CDAA ΔE 0.029
- Seafoam Blue #78D1B6 ΔE 0.046
- Medium Turquoise #48D1CC ΔE 0.053
- Aqua Marine #2EE8BB ΔE 0.054
- Turquoise #40E0D0 ΔE 0.055
- Pale Teal #82CBB2 ΔE 0.057
- Aqua Green #12E193 ΔE 0.057
Use #3FD4AA 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.