#4FDAAA
Closest named color: Emerald (#06D6A0). oklch(80.1% 0.139 166.4), rgb(79, 218, 170).
Aa
Black text reads best on this color (11.94:1).
About this color
#4FDAAA is a light, moderately saturated green. In OKLCH its lightness is 80%, its chroma 0.139 and its hue 166°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Emerald (#06D6A0), ΔE 0.031 away. Black text reads best on it, at 11.94:1.
| Hue family | Greens |
| Lightness | light (80%) |
| Chroma | moderately saturated (0.139) |
| Temperature | in between |
| Nearest name | Emerald (#06D6A0) |
| Black text | 11.94:1 |
| White text | 1.75:1 |
Values
| HEX | #4FDAAA |
| RGB | rgb(79, 218, 170) |
| HSL | hsl(159, 65%, 58%) |
| OKLCH | oklch(80.1% 0.139 166.4) |
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 #4FDAAA | 1.75:1 | Fails | Lc -35.8 | Non-text elements, placeholder text |
| Black text on #4FDAAA | 11.94:1 | AAA | Lc 72.0 | Content text, not long reading |
| #4FDAAA text on white | 1.75:1 | Fails | Lc 31.8 | Non-text elements, placeholder text |
| #4FDAAA text on black | 11.94:1 | AAA | Lc -70.9 | 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
#D2F3E4
oklch(93.6% 0.04 166.3)
-
Step 200
200
#A8EACE
oklch(88.5% 0.077 166.5)
-
Step 300
300 (this color)
#4FDAAA
oklch(80.1% 0.139 166.4)
-
Step 400
400
#00BD8C
oklch(70.8% 0.147 166.2)
-
Step 500
500
#00A278
oklch(63.2% 0.13 166.5)
-
Step 600
600
#008864
oklch(55.6% 0.115 166.4)
-
Step 700
700
#007254
oklch(49% 0.101 166.9)
-
Step 800
800
#005E44
oklch(42.7% 0.088 166.3)
-
Step 900
900
#004E38
oklch(37.6% 0.078 166.4)
-
Step 950
950
#002F20
oklch(27.1% 0.056 165.8)
#4FDAAA 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) | #D5CBA7 | 0.138 |
| Deuteranopia (no green cones) | #C2BEAD | 0.133 |
| Tritanopia (no blue cones) | #00DBCD | 0.049 |
| Achromatopsia (no color) | #C3C3C3 | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4FDAAA
#4FDAAA
oklch(80.1% 0.139 166.4)
- #FE98D0
#FE98D0
oklch(80.1% 0.139 346.6)
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 #4FDAAA, closest first.
No curated palette has a color within ΔE 0.04 of #4FDAAA.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Emerald #06D6A0 ΔE 0.031
- Aqua Marine #2EE8BB ΔE 0.038
- Medium Aquamarine #66CDAA ΔE 0.038
- Seafoam Blue #78D1B6 ΔE 0.045
- Aqua Green #12E193 ΔE 0.048
- Turquoise #40E0D0 ΔE 0.049
- Pale Teal #82CBB2 ΔE 0.059
- Medium Turquoise #48D1CC ΔE 0.061
Use #4FDAAA 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.